Home / 564,280.90-844,976.21-311,280.17

Finding the Fourth Proportional to 564,280.90, 844,976.21 and 311,280.17

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Solution

The fourth proportional to 564,280.90, 844,976.21 and 311,280.17 is: 466,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,280.90 : 844,976.21 = 311,280.17 : x
  2. Step 2: Convert to fraction form
    564,280.90/844,976.21 = 311,280.17/x
  3. Step 3: Cross multiply
    564,280.90x = 844,976.21 × 311,280.17
  4. Step 4: Simplify right side
    564,280.90x = 263,024,332,513.47
  5. Step 5: Solve for x
    x = 263,024,332,513.47/564,280.90
  6. Step 6: Final answer
    x = 466,123.05

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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.