Home / 976,340.28-1,347,400.26-546,594.78

Finding the Fourth Proportional to 976,340.28, 1,347,400.26 and 546,594.78

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Solution

The fourth proportional to 976,340.28, 1,347,400.26 and 546,594.78 is: 754,329.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,340.28 : 1,347,400.26 = 546,594.78 : x
  2. Step 2: Convert to fraction form
    976,340.28/1,347,400.26 = 546,594.78/x
  3. Step 3: Cross multiply
    976,340.28x = 1,347,400.26 × 546,594.78
  4. Step 4: Simplify right side
    976,340.28x = 736,481,948,686.64
  5. Step 5: Solve for x
    x = 736,481,948,686.64/976,340.28
  6. Step 6: Final answer
    x = 754,329.17

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Double scale
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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.