Home / 352,417.48-486,336.33-191,272.53

Finding the Fourth Proportional to 352,417.48, 486,336.33 and 191,272.53

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Solution

The fourth proportional to 352,417.48, 486,336.33 and 191,272.53 is: 263,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,417.48 : 486,336.33 = 191,272.53 : x
  2. Step 2: Convert to fraction form
    352,417.48/486,336.33 = 191,272.53/x
  3. Step 3: Cross multiply
    352,417.48x = 486,336.33 × 191,272.53
  4. Step 4: Simplify right side
    352,417.48x = 93,022,778,446.25
  5. Step 5: Solve for x
    x = 93,022,778,446.25/352,417.48
  6. Step 6: Final answer
    x = 263,956.20

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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.