Home / 762,087.08-1,142,213.52-281,932.04

Finding the Fourth Proportional to 762,087.08, 1,142,213.52 and 281,932.04

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Solution

The fourth proportional to 762,087.08, 1,142,213.52 and 281,932.04 is: 422,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,087.08 : 1,142,213.52 = 281,932.04 : x
  2. Step 2: Convert to fraction form
    762,087.08/1,142,213.52 = 281,932.04/x
  3. Step 3: Cross multiply
    762,087.08x = 1,142,213.52 × 281,932.04
  4. Step 4: Simplify right side
    762,087.08x = 322,026,587,809.18
  5. Step 5: Solve for x
    x = 322,026,587,809.18/762,087.08
  6. Step 6: Final answer
    x = 422,558.78

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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.