Home / 765,932.24-1,148,896.56-204,966.72

Finding the Fourth Proportional to 765,932.24, 1,148,896.56 and 204,966.72

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Solution

The fourth proportional to 765,932.24, 1,148,896.56 and 204,966.72 is: 307,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,932.24 : 1,148,896.56 = 204,966.72 : x
  2. Step 2: Convert to fraction form
    765,932.24/1,148,896.56 = 204,966.72/x
  3. Step 3: Cross multiply
    765,932.24x = 1,148,896.56 × 204,966.72
  4. Step 4: Simplify right side
    765,932.24x = 235,485,559,522.48
  5. Step 5: Solve for x
    x = 235,485,559,522.48/765,932.24
  6. Step 6: Final answer
    x = 307,449.60

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Double scale
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Similar ratio
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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.