Home / 767,531.01-1,151,291.92-198,910.71

Finding the Fourth Proportional to 767,531.01, 1,151,291.92 and 198,910.71

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Solution

The fourth proportional to 767,531.01, 1,151,291.92 and 198,910.71 is: 298,364.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,531.01 : 1,151,291.92 = 198,910.71 : x
  2. Step 2: Convert to fraction form
    767,531.01/1,151,291.92 = 198,910.71/x
  3. Step 3: Cross multiply
    767,531.01x = 1,151,291.92 × 198,910.71
  4. Step 4: Simplify right side
    767,531.01x = 229,004,293,224.46
  5. Step 5: Solve for x
    x = 229,004,293,224.46/767,531.01
  6. Step 6: Final answer
    x = 298,364.87

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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.