Home / 352,350.60-486,240.14-197,302.20

Finding the Fourth Proportional to 352,350.60, 486,240.14 and 197,302.20

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Solution

The fourth proportional to 352,350.60, 486,240.14 and 197,302.20 is: 272,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,350.60 : 486,240.14 = 197,302.20 : x
  2. Step 2: Convert to fraction form
    352,350.60/486,240.14 = 197,302.20/x
  3. Step 3: Cross multiply
    352,350.60x = 486,240.14 × 197,302.20
  4. Step 4: Simplify right side
    352,350.60x = 95,936,249,350.31
  5. Step 5: Solve for x
    x = 95,936,249,350.31/352,350.60
  6. Step 6: Final answer
    x = 272,274.97

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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.