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Finding the Fourth Proportional to 452,179.38, 624,057.12 and 258,605.04

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Solution

The fourth proportional to 452,179.38, 624,057.12 and 258,605.04 is: 356,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,179.38 : 624,057.12 = 258,605.04 : x
  2. Step 2: Convert to fraction form
    452,179.38/624,057.12 = 258,605.04/x
  3. Step 3: Cross multiply
    452,179.38x = 624,057.12 × 258,605.04
  4. Step 4: Simplify right side
    452,179.38x = 161,384,316,479.89
  5. Step 5: Solve for x
    x = 161,384,316,479.89/452,179.38
  6. Step 6: Final answer
    x = 356,903.31

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1.5x scale

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.