Home / 352,546.18-486,031.72-242,161.47

Finding the Fourth Proportional to 352,546.18, 486,031.72 and 242,161.47

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Solution

The fourth proportional to 352,546.18, 486,031.72 and 242,161.47 is: 333,851.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,546.18 : 486,031.72 = 242,161.47 : x
  2. Step 2: Convert to fraction form
    352,546.18/486,031.72 = 242,161.47/x
  3. Step 3: Cross multiply
    352,546.18x = 486,031.72 × 242,161.47
  4. Step 4: Simplify right side
    352,546.18x = 117,698,155,781.83
  5. Step 5: Solve for x
    x = 117,698,155,781.83/352,546.18
  6. Step 6: Final answer
    x = 333,851.74

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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.