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Finding the Fourth Proportional to 431,463.14, 595,402.88 and 250,182.72

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Solution

The fourth proportional to 431,463.14, 595,402.88 and 250,182.72 is: 345,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,463.14 : 595,402.88 = 250,182.72 : x
  2. Step 2: Convert to fraction form
    431,463.14/595,402.88 = 250,182.72/x
  3. Step 3: Cross multiply
    431,463.14x = 595,402.88 × 250,182.72
  4. Step 4: Simplify right side
    431,463.14x = 148,959,512,014.23
  5. Step 5: Solve for x
    x = 148,959,512,014.23/431,463.14
  6. Step 6: Final answer
    x = 345,242.73

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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.