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Finding the Fourth Proportional to 452,508.59, 624,481.48 and 258,977.05

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Solution

The fourth proportional to 452,508.59, 624,481.48 and 258,977.05 is: 357,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,508.59 : 624,481.48 = 258,977.05 : x
  2. Step 2: Convert to fraction form
    452,508.59/624,481.48 = 258,977.05/x
  3. Step 3: Cross multiply
    452,508.59x = 624,481.48 × 258,977.05
  4. Step 4: Simplify right side
    452,508.59x = 161,726,371,470.03
  5. Step 5: Solve for x
    x = 161,726,371,470.03/452,508.59
  6. Step 6: Final answer
    x = 357,399.56

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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.