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Finding the Fourth Proportional to 431,885.44, 596,013.42 and 240,936.04

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Solution

The fourth proportional to 431,885.44, 596,013.42 and 240,936.04 is: 332,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,885.44 : 596,013.42 = 240,936.04 : x
  2. Step 2: Convert to fraction form
    431,885.44/596,013.42 = 240,936.04/x
  3. Step 3: Cross multiply
    431,885.44x = 596,013.42 × 240,936.04
  4. Step 4: Simplify right side
    431,885.44x = 143,601,113,201.66
  5. Step 5: Solve for x
    x = 143,601,113,201.66/431,885.44
  6. Step 6: Final answer
    x = 332,498.16

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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.