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Finding the Fourth Proportional to 431,832.96, 595,930.28 and 240,858.65

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Solution

The fourth proportional to 431,832.96, 595,930.28 and 240,858.65 is: 332,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,832.96 : 595,930.28 = 240,858.65 : x
  2. Step 2: Convert to fraction form
    431,832.96/595,930.28 = 240,858.65/x
  3. Step 3: Cross multiply
    431,832.96x = 595,930.28 × 240,858.65
  4. Step 4: Simplify right side
    431,832.96x = 143,534,962,734.92
  5. Step 5: Solve for x
    x = 143,534,962,734.92/431,832.96
  6. Step 6: Final answer
    x = 332,385.38

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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.