Home / 966,042.80-1,449,064.20-335,020.40

Finding the Fourth Proportional to 966,042.80, 1,449,064.20 and 335,020.40

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Solution

The fourth proportional to 966,042.80, 1,449,064.20 and 335,020.40 is: 502,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,042.80 : 1,449,064.20 = 335,020.40 : x
  2. Step 2: Convert to fraction form
    966,042.80/1,449,064.20 = 335,020.40/x
  3. Step 3: Cross multiply
    966,042.80x = 1,449,064.20 × 335,020.40
  4. Step 4: Simplify right side
    966,042.80x = 485,466,067,909.68
  5. Step 5: Solve for x
    x = 485,466,067,909.68/966,042.80
  6. Step 6: Final answer
    x = 502,530.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.