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Finding the Fourth Proportional to 423,779, 584,815.02 and 232,795.58

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Solution

The fourth proportional to 423,779, 584,815.02 and 232,795.58 is: 321,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,779 : 584,815.02 = 232,795.58 : x
  2. Step 2: Convert to fraction form
    423,779/584,815.02 = 232,795.58/x
  3. Step 3: Cross multiply
    423,779x = 584,815.02 × 232,795.58
  4. Step 4: Simplify right side
    423,779x = 136,142,351,773.61
  5. Step 5: Solve for x
    x = 136,142,351,773.61/423,779
  6. Step 6: Final answer
    x = 321,257.90

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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.