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Finding the Fourth Proportional to 452,770.65, 679,148.98 and 115,808.33

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Solution

The fourth proportional to 452,770.65, 679,148.98 and 115,808.33 is: 173,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,770.65 : 679,148.98 = 115,808.33 : x
  2. Step 2: Convert to fraction form
    452,770.65/679,148.98 = 115,808.33/x
  3. Step 3: Cross multiply
    452,770.65x = 679,148.98 × 115,808.33
  4. Step 4: Simplify right side
    452,770.65x = 78,651,110,603.36
  5. Step 5: Solve for x
    x = 78,651,110,603.36/452,770.65
  6. Step 6: Final answer
    x = 173,710.71

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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.