Home / 731,016.04-1,008,799.36-408,725.16

Finding the Fourth Proportional to 731,016.04, 1,008,799.36 and 408,725.16

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Solution

The fourth proportional to 731,016.04, 1,008,799.36 and 408,725.16 is: 564,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,016.04 : 1,008,799.36 = 408,725.16 : x
  2. Step 2: Convert to fraction form
    731,016.04/1,008,799.36 = 408,725.16/x
  3. Step 3: Cross multiply
    731,016.04x = 1,008,799.36 × 408,725.16
  4. Step 4: Simplify right side
    731,016.04x = 412,321,679,823.90
  5. Step 5: Solve for x
    x = 412,321,679,823.90/731,016.04
  6. Step 6: Final answer
    x = 564,039.17

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.