Home / 754,162.18-1,041,079.28-448,337.57

Finding the Fourth Proportional to 754,162.18, 1,041,079.28 and 448,337.57

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Solution

The fourth proportional to 754,162.18, 1,041,079.28 and 448,337.57 is: 618,905.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,162.18 : 1,041,079.28 = 448,337.57 : x
  2. Step 2: Convert to fraction form
    754,162.18/1,041,079.28 = 448,337.57/x
  3. Step 3: Cross multiply
    754,162.18x = 1,041,079.28 × 448,337.57
  4. Step 4: Simplify right side
    754,162.18x = 466,754,947,125.47
  5. Step 5: Solve for x
    x = 466,754,947,125.47/754,162.18
  6. Step 6: Final answer
    x = 618,905.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.