Home / 754,547.16-1,041,294.78-415,024.32

Finding the Fourth Proportional to 754,547.16, 1,041,294.78 and 415,024.32

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Solution

The fourth proportional to 754,547.16, 1,041,294.78 and 415,024.32 is: 572,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,547.16 : 1,041,294.78 = 415,024.32 : x
  2. Step 2: Convert to fraction form
    754,547.16/1,041,294.78 = 415,024.32/x
  3. Step 3: Cross multiply
    754,547.16x = 1,041,294.78 × 415,024.32
  4. Step 4: Simplify right side
    754,547.16x = 432,162,657,989.05
  5. Step 5: Solve for x
    x = 432,162,657,989.05/754,547.16
  6. Step 6: Final answer
    x = 572,744.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.