Home / 898,373.20-1,347,559.80-738,940.90

Finding the Fourth Proportional to 898,373.20, 1,347,559.80 and 738,940.90

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Solution

The fourth proportional to 898,373.20, 1,347,559.80 and 738,940.90 is: 1,108,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,373.20 : 1,347,559.80 = 738,940.90 : x
  2. Step 2: Convert to fraction form
    898,373.20/1,347,559.80 = 738,940.90/x
  3. Step 3: Cross multiply
    898,373.20x = 1,347,559.80 × 738,940.90
  4. Step 4: Simplify right side
    898,373.20x = 995,767,051,415.82
  5. Step 5: Solve for x
    x = 995,767,051,415.82/898,373.20
  6. Step 6: Final answer
    x = 1,108,411.35

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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.