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Finding the Fourth Proportional to 564,379.65, 846,652.10 and 264,890.66

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Solution

The fourth proportional to 564,379.65, 846,652.10 and 264,890.66 is: 397,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,379.65 : 846,652.10 = 264,890.66 : x
  2. Step 2: Convert to fraction form
    564,379.65/846,652.10 = 264,890.66/x
  3. Step 3: Cross multiply
    564,379.65x = 846,652.10 × 264,890.66
  4. Step 4: Simplify right side
    564,379.65x = 224,270,228,001.67
  5. Step 5: Solve for x
    x = 224,270,228,001.67/564,379.65
  6. Step 6: Final answer
    x = 397,374.76

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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.