Home / 970,729.80-1,456,094.70-260,829.60

Finding the Fourth Proportional to 970,729.80, 1,456,094.70 and 260,829.60

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Solution

The fourth proportional to 970,729.80, 1,456,094.70 and 260,829.60 is: 391,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,729.80 : 1,456,094.70 = 260,829.60 : x
  2. Step 2: Convert to fraction form
    970,729.80/1,456,094.70 = 260,829.60/x
  3. Step 3: Cross multiply
    970,729.80x = 1,456,094.70 × 260,829.60
  4. Step 4: Simplify right side
    970,729.80x = 379,792,598,163.12
  5. Step 5: Solve for x
    x = 379,792,598,163.12/970,729.80
  6. Step 6: Final answer
    x = 391,244.40

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Similar ratio
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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.