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Finding the Fourth Proportional to 317,199.63, 437,733.48 and 181,275.15

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Solution

The fourth proportional to 317,199.63, 437,733.48 and 181,275.15 is: 250,158.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,199.63 : 437,733.48 = 181,275.15 : x
  2. Step 2: Convert to fraction form
    317,199.63/437,733.48 = 181,275.15/x
  3. Step 3: Cross multiply
    317,199.63x = 437,733.48 × 181,275.15
  4. Step 4: Simplify right side
    317,199.63x = 79,350,202,247.02
  5. Step 5: Solve for x
    x = 79,350,202,247.02/317,199.63
  6. Step 6: Final answer
    x = 250,158.56

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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.