Home / 851,613.38-1,277,420.26-346,449.18

Finding the Fourth Proportional to 851,613.38, 1,277,420.26 and 346,449.18

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Solution

The fourth proportional to 851,613.38, 1,277,420.26 and 346,449.18 is: 519,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,613.38 : 1,277,420.26 = 346,449.18 : x
  2. Step 2: Convert to fraction form
    851,613.38/1,277,420.26 = 346,449.18/x
  3. Step 3: Cross multiply
    851,613.38x = 1,277,420.26 × 346,449.18
  4. Step 4: Simplify right side
    851,613.38x = 442,561,201,592.39
  5. Step 5: Solve for x
    x = 442,561,201,592.39/851,613.38
  6. Step 6: Final answer
    x = 519,673.85

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Double scale
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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.