Home / 731,570.40-1,097,355.60-450,175.20

Finding the Fourth Proportional to 731,570.40, 1,097,355.60 and 450,175.20

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Solution

The fourth proportional to 731,570.40, 1,097,355.60 and 450,175.20 is: 675,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,570.40 : 1,097,355.60 = 450,175.20 : x
  2. Step 2: Convert to fraction form
    731,570.40/1,097,355.60 = 450,175.20/x
  3. Step 3: Cross multiply
    731,570.40x = 1,097,355.60 × 450,175.20
  4. Step 4: Simplify right side
    731,570.40x = 494,002,276,701.12
  5. Step 5: Solve for x
    x = 494,002,276,701.12/731,570.40
  6. Step 6: Final answer
    x = 675,262.80

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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.