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Finding the Fourth Proportional to 515,591.92, 773,330.56 and 160,576.24

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Solution

The fourth proportional to 515,591.92, 773,330.56 and 160,576.24 is: 240,846.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,591.92 : 773,330.56 = 160,576.24 : x
  2. Step 2: Convert to fraction form
    515,591.92/773,330.56 = 160,576.24/x
  3. Step 3: Cross multiply
    515,591.92x = 773,330.56 × 160,576.24
  4. Step 4: Simplify right side
    515,591.92x = 124,178,513,601.89
  5. Step 5: Solve for x
    x = 124,178,513,601.89/515,591.92
  6. Step 6: Final answer
    x = 240,846.51

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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.