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Finding the Fourth Proportional to 301,972.57, 452,626.70 and 124,382.70

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Solution

The fourth proportional to 301,972.57, 452,626.70 and 124,382.70 is: 186,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,972.57 : 452,626.70 = 124,382.70 : x
  2. Step 2: Convert to fraction form
    301,972.57/452,626.70 = 124,382.70/x
  3. Step 3: Cross multiply
    301,972.57x = 452,626.70 × 124,382.70
  4. Step 4: Simplify right side
    301,972.57x = 56,298,930,416.18
  5. Step 5: Solve for x
    x = 56,298,930,416.18/301,972.57
  6. Step 6: Final answer
    x = 186,437.23

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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.