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Finding the Fourth Proportional to 345,149.16, 476,452.80 and 232,037.52

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Solution

The fourth proportional to 345,149.16, 476,452.80 and 232,037.52 is: 320,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,149.16 : 476,452.80 = 232,037.52 : x
  2. Step 2: Convert to fraction form
    345,149.16/476,452.80 = 232,037.52/x
  3. Step 3: Cross multiply
    345,149.16x = 476,452.80 × 232,037.52
  4. Step 4: Simplify right side
    345,149.16x = 110,554,926,109.06
  5. Step 5: Solve for x
    x = 110,554,926,109.06/345,149.16
  6. Step 6: Final answer
    x = 320,310.58

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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.