Home / 738,743.70-1,108,115.55-734,078.10

Finding the Fourth Proportional to 738,743.70, 1,108,115.55 and 734,078.10

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Solution

The fourth proportional to 738,743.70, 1,108,115.55 and 734,078.10 is: 1,101,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,743.70 : 1,108,115.55 = 734,078.10 : x
  2. Step 2: Convert to fraction form
    738,743.70/1,108,115.55 = 734,078.10/x
  3. Step 3: Cross multiply
    738,743.70x = 1,108,115.55 × 734,078.10
  4. Step 4: Simplify right side
    738,743.70x = 813,443,357,524.46
  5. Step 5: Solve for x
    x = 813,443,357,524.46/738,743.70
  6. Step 6: Final answer
    x = 1,101,117.15

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1.5x scale

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.