Home / 352,200.08-486,031.40-201,293.20

Finding the Fourth Proportional to 352,200.08, 486,031.40 and 201,293.20

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Solution

The fourth proportional to 352,200.08, 486,031.40 and 201,293.20 is: 277,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,200.08 : 486,031.40 = 201,293.20 : x
  2. Step 2: Convert to fraction form
    352,200.08/486,031.40 = 201,293.20/x
  3. Step 3: Cross multiply
    352,200.08x = 486,031.40 × 201,293.20
  4. Step 4: Simplify right side
    352,200.08x = 97,834,815,806.48
  5. Step 5: Solve for x
    x = 97,834,815,806.48/352,200.08
  6. Step 6: Final answer
    x = 277,781.92

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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.