Home / 898,009.20-1,347,013.80-738,576.90

Finding the Fourth Proportional to 898,009.20, 1,347,013.80 and 738,576.90

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Solution

The fourth proportional to 898,009.20, 1,347,013.80 and 738,576.90 is: 1,107,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,009.20 : 1,347,013.80 = 738,576.90 : x
  2. Step 2: Convert to fraction form
    898,009.20/1,347,013.80 = 738,576.90/x
  3. Step 3: Cross multiply
    898,009.20x = 1,347,013.80 × 738,576.90
  4. Step 4: Simplify right side
    898,009.20x = 994,873,276,661.22
  5. Step 5: Solve for x
    x = 994,873,276,661.22/898,009.20
  6. Step 6: Final answer
    x = 1,107,865.35

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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.