Home / 564,743.16-847,115.03-354,528.72

Finding the Fourth Proportional to 564,743.16, 847,115.03 and 354,528.72

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Solution

The fourth proportional to 564,743.16, 847,115.03 and 354,528.72 is: 531,793.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,743.16 : 847,115.03 = 354,528.72 : x
  2. Step 2: Convert to fraction form
    564,743.16/847,115.03 = 354,528.72/x
  3. Step 3: Cross multiply
    564,743.16x = 847,115.03 × 354,528.72
  4. Step 4: Simplify right side
    564,743.16x = 300,326,607,278.66
  5. Step 5: Solve for x
    x = 300,326,607,278.66/564,743.16
  6. Step 6: Final answer
    x = 531,793.26

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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.