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Finding the Fourth Proportional to 572,607.42, 857,787.65 and 466,105.98

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Solution

The fourth proportional to 572,607.42, 857,787.65 and 466,105.98 is: 698,244.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,607.42 : 857,787.65 = 466,105.98 : x
  2. Step 2: Convert to fraction form
    572,607.42/857,787.65 = 466,105.98/x
  3. Step 3: Cross multiply
    572,607.42x = 857,787.65 × 466,105.98
  4. Step 4: Simplify right side
    572,607.42x = 399,819,953,235.15
  5. Step 5: Solve for x
    x = 399,819,953,235.15/572,607.42
  6. Step 6: Final answer
    x = 698,244.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.