Home / 731,624.40-1,097,436.60-310,845.60

Finding the Fourth Proportional to 731,624.40, 1,097,436.60 and 310,845.60

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Solution

The fourth proportional to 731,624.40, 1,097,436.60 and 310,845.60 is: 466,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,624.40 : 1,097,436.60 = 310,845.60 : x
  2. Step 2: Convert to fraction form
    731,624.40/1,097,436.60 = 310,845.60/x
  3. Step 3: Cross multiply
    731,624.40x = 1,097,436.60 × 310,845.60
  4. Step 4: Simplify right side
    731,624.40x = 341,133,338,388.96
  5. Step 5: Solve for x
    x = 341,133,338,388.96/731,624.40
  6. Step 6: Final answer
    x = 466,268.40

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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.