Home / 497,664.10-746,496.15-272,937.70

Finding the Fourth Proportional to 497,664.10, 746,496.15 and 272,937.70

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Solution

The fourth proportional to 497,664.10, 746,496.15 and 272,937.70 is: 409,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664.10 : 746,496.15 = 272,937.70 : x
  2. Step 2: Convert to fraction form
    497,664.10/746,496.15 = 272,937.70/x
  3. Step 3: Cross multiply
    497,664.10x = 746,496.15 × 272,937.70
  4. Step 4: Simplify right side
    497,664.10x = 203,746,942,239.86
  5. Step 5: Solve for x
    x = 203,746,942,239.86/497,664.10
  6. Step 6: Final answer
    x = 409,406.55

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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.