Home / 804,966.55-1,207,449.83-243,928.15

Finding the Fourth Proportional to 804,966.55, 1,207,449.83 and 243,928.15

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Solution

The fourth proportional to 804,966.55, 1,207,449.83 and 243,928.15 is: 365,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,966.55 : 1,207,449.83 = 243,928.15 : x
  2. Step 2: Convert to fraction form
    804,966.55/1,207,449.83 = 243,928.15/x
  3. Step 3: Cross multiply
    804,966.55x = 1,207,449.83 × 243,928.15
  4. Step 4: Simplify right side
    804,966.55x = 294,531,002,030.07
  5. Step 5: Solve for x
    x = 294,531,002,030.07/804,966.55
  6. Step 6: Final answer
    x = 365,892.23

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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.