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Finding the Fourth Proportional to 564,816.30, 847,224.45 and 209,793.30

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Solution

The fourth proportional to 564,816.30, 847,224.45 and 209,793.30 is: 314,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,816.30 : 847,224.45 = 209,793.30 : x
  2. Step 2: Convert to fraction form
    564,816.30/847,224.45 = 209,793.30/x
  3. Step 3: Cross multiply
    564,816.30x = 847,224.45 × 209,793.30
  4. Step 4: Simplify right side
    564,816.30x = 177,742,013,206.19
  5. Step 5: Solve for x
    x = 177,742,013,206.19/564,816.30
  6. Step 6: Final answer
    x = 314,689.95

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Similar ratio
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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.