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Finding the Fourth Proportional to 602,715.92, 904,327.50 and 375,201.98

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Solution

The fourth proportional to 602,715.92, 904,327.50 and 375,201.98 is: 562,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,715.92 : 904,327.50 = 375,201.98 : x
  2. Step 2: Convert to fraction form
    602,715.92/904,327.50 = 375,201.98/x
  3. Step 3: Cross multiply
    602,715.92x = 904,327.50 × 375,201.98
  4. Step 4: Simplify right side
    602,715.92x = 339,305,468,568.45
  5. Step 5: Solve for x
    x = 339,305,468,568.45/602,715.92
  6. Step 6: Final answer
    x = 562,960.85

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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.