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Finding the Fourth Proportional to 675,424.17, 932,087.25 and 373,618.17

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Solution

The fourth proportional to 675,424.17, 932,087.25 and 373,618.17 is: 515,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,424.17 : 932,087.25 = 373,618.17 : x
  2. Step 2: Convert to fraction form
    675,424.17/932,087.25 = 373,618.17/x
  3. Step 3: Cross multiply
    675,424.17x = 932,087.25 × 373,618.17
  4. Step 4: Simplify right side
    675,424.17x = 348,244,732,625.33
  5. Step 5: Solve for x
    x = 348,244,732,625.33/675,424.17
  6. Step 6: Final answer
    x = 515,594.12

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1.5x scale

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.