Home / 352,545.18-486,030.34-242,160.47

Finding the Fourth Proportional to 352,545.18, 486,030.34 and 242,160.47

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Solution

The fourth proportional to 352,545.18, 486,030.34 and 242,160.47 is: 333,850.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,545.18 : 486,030.34 = 242,160.47 : x
  2. Step 2: Convert to fraction form
    352,545.18/486,030.34 = 242,160.47/x
  3. Step 3: Cross multiply
    352,545.18x = 486,030.34 × 242,160.47
  4. Step 4: Simplify right side
    352,545.18x = 117,697,335,568.66
  5. Step 5: Solve for x
    x = 117,697,335,568.66/352,545.18
  6. Step 6: Final answer
    x = 333,850.36

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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.