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Finding the Fourth Proportional to 458,196.66, 632,281.01 and 254,234.65

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Solution

The fourth proportional to 458,196.66, 632,281.01 and 254,234.65 is: 350,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,196.66 : 632,281.01 = 254,234.65 : x
  2. Step 2: Convert to fraction form
    458,196.66/632,281.01 = 254,234.65/x
  3. Step 3: Cross multiply
    458,196.66x = 632,281.01 × 254,234.65
  4. Step 4: Simplify right side
    458,196.66x = 160,747,740,148.92
  5. Step 5: Solve for x
    x = 160,747,740,148.92/458,196.66
  6. Step 6: Final answer
    x = 350,826.96

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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.