Home / 1,170,012.25-1,755,018.38-283,548.25

Finding the Fourth Proportional to 1,170,012.25, 1,755,018.38 and 283,548.25

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Solution

The fourth proportional to 1,170,012.25, 1,755,018.38 and 283,548.25 is: 425,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,012.25 : 1,755,018.38 = 283,548.25 : x
  2. Step 2: Convert to fraction form
    1,170,012.25/1,755,018.38 = 283,548.25/x
  3. Step 3: Cross multiply
    1,170,012.25x = 1,755,018.38 × 283,548.25
  4. Step 4: Simplify right side
    1,170,012.25x = 497,632,390,366.84
  5. Step 5: Solve for x
    x = 497,632,390,366.84/1,170,012.25
  6. Step 6: Final answer
    x = 425,322.38

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.