Home / 731,636.40-1,097,454.60-310,857.60

Finding the Fourth Proportional to 731,636.40, 1,097,454.60 and 310,857.60

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Solution

The fourth proportional to 731,636.40, 1,097,454.60 and 310,857.60 is: 466,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,636.40 : 1,097,454.60 = 310,857.60 : x
  2. Step 2: Convert to fraction form
    731,636.40/1,097,454.60 = 310,857.60/x
  3. Step 3: Cross multiply
    731,636.40x = 1,097,454.60 × 310,857.60
  4. Step 4: Simplify right side
    731,636.40x = 341,152,103,064.96
  5. Step 5: Solve for x
    x = 341,152,103,064.96/731,636.40
  6. Step 6: Final answer
    x = 466,286.40

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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.