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Finding the Fourth Proportional to 431,763.15, 595,820.03 and 240,808.89

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Solution

The fourth proportional to 431,763.15, 595,820.03 and 240,808.89 is: 332,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,763.15 : 595,820.03 = 240,808.89 : x
  2. Step 2: Convert to fraction form
    431,763.15/595,820.03 = 240,808.89/x
  3. Step 3: Cross multiply
    431,763.15x = 595,820.03 × 240,808.89
  4. Step 4: Simplify right side
    431,763.15x = 143,478,758,860.02
  5. Step 5: Solve for x
    x = 143,478,758,860.02/431,763.15
  6. Step 6: Final answer
    x = 332,308.95

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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.