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Finding the Fourth Proportional to 317,252.25, 437,846.99 and 183,116.25

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Solution

The fourth proportional to 317,252.25, 437,846.99 and 183,116.25 is: 252,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,252.25 : 437,846.99 = 183,116.25 : x
  2. Step 2: Convert to fraction form
    317,252.25/437,846.99 = 183,116.25/x
  3. Step 3: Cross multiply
    317,252.25x = 437,846.99 × 183,116.25
  4. Step 4: Simplify right side
    317,252.25x = 80,176,897,967.01
  5. Step 5: Solve for x
    x = 80,176,897,967.01/317,252.25
  6. Step 6: Final answer
    x = 252,722.87

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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.