Home / 731,890.52-1,097,611.68-258,464.96

Finding the Fourth Proportional to 731,890.52, 1,097,611.68 and 258,464.96

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Solution

The fourth proportional to 731,890.52, 1,097,611.68 and 258,464.96 is: 387,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,890.52 : 1,097,611.68 = 258,464.96 : x
  2. Step 2: Convert to fraction form
    731,890.52/1,097,611.68 = 258,464.96/x
  3. Step 3: Cross multiply
    731,890.52x = 1,097,611.68 × 258,464.96
  4. Step 4: Simplify right side
    731,890.52x = 283,694,158,966.73
  5. Step 5: Solve for x
    x = 283,694,158,966.73/731,890.52
  6. Step 6: Final answer
    x = 387,618.30

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1.5x scale

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.