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Finding the Fourth Proportional to 707,561.84, 976,840.28 and 466,545.52

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Solution

The fourth proportional to 707,561.84, 976,840.28 and 466,545.52 is: 644,099.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,561.84 : 976,840.28 = 466,545.52 : x
  2. Step 2: Convert to fraction form
    707,561.84/976,840.28 = 466,545.52/x
  3. Step 3: Cross multiply
    707,561.84x = 976,840.28 × 466,545.52
  4. Step 4: Simplify right side
    707,561.84x = 455,740,456,389.55
  5. Step 5: Solve for x
    x = 455,740,456,389.55/707,561.84
  6. Step 6: Final answer
    x = 644,099.82

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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.