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Finding the Fourth Proportional to 603,038.86, 832,583.07 and 373,841.09

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Solution

The fourth proportional to 603,038.86, 832,583.07 and 373,841.09 is: 516,142.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,038.86 : 832,583.07 = 373,841.09 : x
  2. Step 2: Convert to fraction form
    603,038.86/832,583.07 = 373,841.09/x
  3. Step 3: Cross multiply
    603,038.86x = 832,583.07 × 373,841.09
  4. Step 4: Simplify right side
    603,038.86x = 311,253,761,363.62
  5. Step 5: Solve for x
    x = 311,253,761,363.62/603,038.86
  6. Step 6: Final answer
    x = 516,142.13

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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.