Home / 749,546.82-1,124,398.98-244,147.20

Finding the Fourth Proportional to 749,546.82, 1,124,398.98 and 244,147.20

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Solution

The fourth proportional to 749,546.82, 1,124,398.98 and 244,147.20 is: 366,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,546.82 : 1,124,398.98 = 244,147.20 : x
  2. Step 2: Convert to fraction form
    749,546.82/1,124,398.98 = 244,147.20/x
  3. Step 3: Cross multiply
    749,546.82x = 1,124,398.98 × 244,147.20
  4. Step 4: Simplify right side
    749,546.82x = 274,518,862,649.86
  5. Step 5: Solve for x
    x = 274,518,862,649.86/749,546.82
  6. Step 6: Final answer
    x = 366,246.45

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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.