Home / 731,568.40-1,097,352.60-450,173.20

Finding the Fourth Proportional to 731,568.40, 1,097,352.60 and 450,173.20

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Solution

The fourth proportional to 731,568.40, 1,097,352.60 and 450,173.20 is: 675,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,568.40 : 1,097,352.60 = 450,173.20 : x
  2. Step 2: Convert to fraction form
    731,568.40/1,097,352.60 = 450,173.20/x
  3. Step 3: Cross multiply
    731,568.40x = 1,097,352.60 × 450,173.20
  4. Step 4: Simplify right side
    731,568.40x = 493,998,731,470.32
  5. Step 5: Solve for x
    x = 493,998,731,470.32/731,568.40
  6. Step 6: Final answer
    x = 675,259.80

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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.