Home / 898,395.20-1,347,592.80-738,962.90

Finding the Fourth Proportional to 898,395.20, 1,347,592.80 and 738,962.90

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Solution

The fourth proportional to 898,395.20, 1,347,592.80 and 738,962.90 is: 1,108,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,395.20 : 1,347,592.80 = 738,962.90 : x
  2. Step 2: Convert to fraction form
    898,395.20/1,347,592.80 = 738,962.90/x
  3. Step 3: Cross multiply
    898,395.20x = 1,347,592.80 × 738,962.90
  4. Step 4: Simplify right side
    898,395.20x = 995,821,083,507.12
  5. Step 5: Solve for x
    x = 995,821,083,507.12/898,395.20
  6. Step 6: Final answer
    x = 1,108,444.35

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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.