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Finding the Fourth Proportional to 659,487.02, 910,092.11 and 373,000.95

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Solution

The fourth proportional to 659,487.02, 910,092.11 and 373,000.95 is: 514,741.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,487.02 : 910,092.11 = 373,000.95 : x
  2. Step 2: Convert to fraction form
    659,487.02/910,092.11 = 373,000.95/x
  3. Step 3: Cross multiply
    659,487.02x = 910,092.11 × 373,000.95
  4. Step 4: Simplify right side
    659,487.02x = 339,465,219,752.50
  5. Step 5: Solve for x
    x = 339,465,219,752.50/659,487.02
  6. Step 6: Final answer
    x = 514,741.32

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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.