Home / 461,757.19-637,440.90-268,127.18

Finding the Fourth Proportional to 461,757.19, 637,440.90 and 268,127.18

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Solution

The fourth proportional to 461,757.19, 637,440.90 and 268,127.18 is: 370,140.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,757.19 : 637,440.90 = 268,127.18 : x
  2. Step 2: Convert to fraction form
    461,757.19/637,440.90 = 268,127.18/x
  3. Step 3: Cross multiply
    461,757.19x = 637,440.90 × 268,127.18
  4. Step 4: Simplify right side
    461,757.19x = 170,915,232,988.91
  5. Step 5: Solve for x
    x = 170,915,232,988.91/461,757.19
  6. Step 6: Final answer
    x = 370,140.92

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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.