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Finding the Fourth Proportional to 585,265.60, 807,732.08 and 330,633.19

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Solution

The fourth proportional to 585,265.60, 807,732.08 and 330,633.19 is: 456,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,265.60 : 807,732.08 = 330,633.19 : x
  2. Step 2: Convert to fraction form
    585,265.60/807,732.08 = 330,633.19/x
  3. Step 3: Cross multiply
    585,265.60x = 807,732.08 × 330,633.19
  4. Step 4: Simplify right side
    585,265.60x = 267,063,032,622.57
  5. Step 5: Solve for x
    x = 267,063,032,622.57/585,265.60
  6. Step 6: Final answer
    x = 456,310.83

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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.