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Finding the Fourth Proportional to 431,367.46, 595,238.25 and 250,041.90

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Solution

The fourth proportional to 431,367.46, 595,238.25 and 250,041.90 is: 345,029.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,367.46 : 595,238.25 = 250,041.90 : x
  2. Step 2: Convert to fraction form
    431,367.46/595,238.25 = 250,041.90/x
  3. Step 3: Cross multiply
    431,367.46x = 595,238.25 × 250,041.90
  4. Step 4: Simplify right side
    431,367.46x = 148,834,506,152.48
  5. Step 5: Solve for x
    x = 148,834,506,152.48/431,367.46
  6. Step 6: Final answer
    x = 345,029.52

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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.