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Finding the Fourth Proportional to 431,160.08, 595,019.30 and 240,173.56

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Solution

The fourth proportional to 431,160.08, 595,019.30 and 240,173.56 is: 331,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,160.08 : 595,019.30 = 240,173.56 : x
  2. Step 2: Convert to fraction form
    431,160.08/595,019.30 = 240,173.56/x
  3. Step 3: Cross multiply
    431,160.08x = 595,019.30 × 240,173.56
  4. Step 4: Simplify right side
    431,160.08x = 142,907,900,574.61
  5. Step 5: Solve for x
    x = 142,907,900,574.61/431,160.08
  6. Step 6: Final answer
    x = 331,449.75

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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.