Home / 898,371.70-1,347,557.55-738,939.40

Finding the Fourth Proportional to 898,371.70, 1,347,557.55 and 738,939.40

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Solution

The fourth proportional to 898,371.70, 1,347,557.55 and 738,939.40 is: 1,108,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,371.70 : 1,347,557.55 = 738,939.40 : x
  2. Step 2: Convert to fraction form
    898,371.70/1,347,557.55 = 738,939.40/x
  3. Step 3: Cross multiply
    898,371.70x = 1,347,557.55 × 738,939.40
  4. Step 4: Simplify right side
    898,371.70x = 995,763,367,462.47
  5. Step 5: Solve for x
    x = 995,763,367,462.47/898,371.70
  6. Step 6: Final answer
    x = 1,108,409.10

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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.