Home / 849,549.60-1,274,769.90-344,164.14

Finding the Fourth Proportional to 849,549.60, 1,274,769.90 and 344,164.14

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Solution

The fourth proportional to 849,549.60, 1,274,769.90 and 344,164.14 is: 516,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,549.60 : 1,274,769.90 = 344,164.14 : x
  2. Step 2: Convert to fraction form
    849,549.60/1,274,769.90 = 344,164.14/x
  3. Step 3: Cross multiply
    849,549.60x = 1,274,769.90 × 344,164.14
  4. Step 4: Simplify right side
    849,549.60x = 438,730,086,331.39
  5. Step 5: Solve for x
    x = 438,730,086,331.39/849,549.60
  6. Step 6: Final answer
    x = 516,426.69

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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.