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Finding the Fourth Proportional to 584,930.92, 807,197.88 and 330,292.84

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Solution

The fourth proportional to 584,930.92, 807,197.88 and 330,292.84 is: 455,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,930.92 : 807,197.88 = 330,292.84 : x
  2. Step 2: Convert to fraction form
    584,930.92/807,197.88 = 330,292.84/x
  3. Step 3: Cross multiply
    584,930.92x = 807,197.88 × 330,292.84
  4. Step 4: Simplify right side
    584,930.92x = 266,611,680,227.18
  5. Step 5: Solve for x
    x = 266,611,680,227.18/584,930.92
  6. Step 6: Final answer
    x = 455,800.29

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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.