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Finding the Fourth Proportional to 691,250, 953,925 and 373,298

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Solution

The fourth proportional to 691,250, 953,925 and 373,298 is: 515,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,250 : 953,925 = 373,298 : x
  2. Step 2: Convert to fraction form
    691,250/953,925 = 373,298/x
  3. Step 3: Cross multiply
    691,250x = 953,925 × 373,298
  4. Step 4: Simplify right side
    691,250x = 356,098,294,650
  5. Step 5: Solve for x
    x = 356,098,294,650/691,250
  6. Step 6: Final answer
    x = 515,151.24

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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.