Home / 1,157,085.24-1,735,577.10-315,634.20

Finding the Fourth Proportional to 1,157,085.24, 1,735,577.10 and 315,634.20

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Solution

The fourth proportional to 1,157,085.24, 1,735,577.10 and 315,634.20 is: 473,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,085.24 : 1,735,577.10 = 315,634.20 : x
  2. Step 2: Convert to fraction form
    1,157,085.24/1,735,577.10 = 315,634.20/x
  3. Step 3: Cross multiply
    1,157,085.24x = 1,735,577.10 × 315,634.20
  4. Step 4: Simplify right side
    1,157,085.24x = 547,807,489,496.82
  5. Step 5: Solve for x
    x = 547,807,489,496.82/1,157,085.24
  6. Step 6: Final answer
    x = 473,437.45

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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.