Home / 674,065.35-930,217.22-368,150.55

Finding the Fourth Proportional to 674,065.35, 930,217.22 and 368,150.55

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Solution

The fourth proportional to 674,065.35, 930,217.22 and 368,150.55 is: 508,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,065.35 : 930,217.22 = 368,150.55 : x
  2. Step 2: Convert to fraction form
    674,065.35/930,217.22 = 368,150.55/x
  3. Step 3: Cross multiply
    674,065.35x = 930,217.22 × 368,150.55
  4. Step 4: Simplify right side
    674,065.35x = 342,459,979,321.72
  5. Step 5: Solve for x
    x = 342,459,979,321.72/674,065.35
  6. Step 6: Final answer
    x = 508,051.60

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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.