Home / 564,935.46-847,327.77-209,901.30

Finding the Fourth Proportional to 564,935.46, 847,327.77 and 209,901.30

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Solution

The fourth proportional to 564,935.46, 847,327.77 and 209,901.30 is: 314,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,935.46 : 847,327.77 = 209,901.30 : x
  2. Step 2: Convert to fraction form
    564,935.46/847,327.77 = 209,901.30/x
  3. Step 3: Cross multiply
    564,935.46x = 847,327.77 × 209,901.30
  4. Step 4: Simplify right side
    564,935.46x = 177,855,200,449.10
  5. Step 5: Solve for x
    x = 177,855,200,449.10/564,935.46
  6. Step 6: Final answer
    x = 314,823.93

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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.