Home / 914,275.00-1,371,502.71-315,157.28

Finding the Fourth Proportional to 914,275.00, 1,371,502.71 and 315,157.28

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Solution

The fourth proportional to 914,275.00, 1,371,502.71 and 315,157.28 is: 472,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,275.00 : 1,371,502.71 = 315,157.28 : x
  2. Step 2: Convert to fraction form
    914,275.00/1,371,502.71 = 315,157.28/x
  3. Step 3: Cross multiply
    914,275.00x = 1,371,502.71 × 315,157.28
  4. Step 4: Simplify right side
    914,275.00x = 432,239,063,567.04
  5. Step 5: Solve for x
    x = 432,239,063,567.04/914,275.00
  6. Step 6: Final answer
    x = 472,767.02

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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.