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Finding the Fourth Proportional to 595,909.71, 822,371.67 and 323,995.88

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Solution

The fourth proportional to 595,909.71, 822,371.67 and 323,995.88 is: 447,123.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,909.71 : 822,371.67 = 323,995.88 : x
  2. Step 2: Convert to fraction form
    595,909.71/822,371.67 = 323,995.88/x
  3. Step 3: Cross multiply
    595,909.71x = 822,371.67 × 323,995.88
  4. Step 4: Simplify right side
    595,909.71x = 266,445,034,964.65
  5. Step 5: Solve for x
    x = 266,445,034,964.65/595,909.71
  6. Step 6: Final answer
    x = 447,123.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.