Home / 866,844.20-1,300,266.30-552,693.80

Finding the Fourth Proportional to 866,844.20, 1,300,266.30 and 552,693.80

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Solution

The fourth proportional to 866,844.20, 1,300,266.30 and 552,693.80 is: 829,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,844.20 : 1,300,266.30 = 552,693.80 : x
  2. Step 2: Convert to fraction form
    866,844.20/1,300,266.30 = 552,693.80/x
  3. Step 3: Cross multiply
    866,844.20x = 1,300,266.30 × 552,693.80
  4. Step 4: Simplify right side
    866,844.20x = 718,649,122,358.94
  5. Step 5: Solve for x
    x = 718,649,122,358.94/866,844.20
  6. Step 6: Final answer
    x = 829,040.70

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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.