Home / 897,929.20-1,343,005.80-803,839.60

Finding the Fourth Proportional to 897,929.20, 1,343,005.80 and 803,839.60

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Solution

The fourth proportional to 897,929.20, 1,343,005.80 and 803,839.60 is: 1,202,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,929.20 : 1,343,005.80 = 803,839.60 : x
  2. Step 2: Convert to fraction form
    897,929.20/1,343,005.80 = 803,839.60/x
  3. Step 3: Cross multiply
    897,929.20x = 1,343,005.80 × 803,839.60
  4. Step 4: Simplify right side
    897,929.20x = 1,079,561,245,069.68
  5. Step 5: Solve for x
    x = 1,079,561,245,069.68/897,929.20
  6. Step 6: Final answer
    x = 1,202,278.80

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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.