Home / 563,384.46-845,920.90-487,716.42

Finding the Fourth Proportional to 563,384.46, 845,920.90 and 487,716.42

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Solution

The fourth proportional to 563,384.46, 845,920.90 and 487,716.42 is: 732,305.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,384.46 : 845,920.90 = 487,716.42 : x
  2. Step 2: Convert to fraction form
    563,384.46/845,920.90 = 487,716.42/x
  3. Step 3: Cross multiply
    563,384.46x = 845,920.90 × 487,716.42
  4. Step 4: Simplify right side
    563,384.46x = 412,569,512,951.18
  5. Step 5: Solve for x
    x = 412,569,512,951.18/563,384.46
  6. Step 6: Final answer
    x = 732,305.45

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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.