Home / 352,545.68-486,031.03-242,160.97

Finding the Fourth Proportional to 352,545.68, 486,031.03 and 242,160.97

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Solution

The fourth proportional to 352,545.68, 486,031.03 and 242,160.97 is: 333,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,545.68 : 486,031.03 = 242,160.97 : x
  2. Step 2: Convert to fraction form
    352,545.68/486,031.03 = 242,160.97/x
  3. Step 3: Cross multiply
    352,545.68x = 486,031.03 × 242,160.97
  4. Step 4: Simplify right side
    352,545.68x = 117,697,745,674.90
  5. Step 5: Solve for x
    x = 117,697,745,674.90/352,545.68
  6. Step 6: Final answer
    x = 333,851.05

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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.