Home / 651,446.25-898,974.10-361,045.45

Finding the Fourth Proportional to 651,446.25, 898,974.10 and 361,045.45

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Solution

The fourth proportional to 651,446.25, 898,974.10 and 361,045.45 is: 498,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,446.25 : 898,974.10 = 361,045.45 : x
  2. Step 2: Convert to fraction form
    651,446.25/898,974.10 = 361,045.45/x
  3. Step 3: Cross multiply
    651,446.25x = 898,974.10 × 361,045.45
  4. Step 4: Simplify right side
    651,446.25x = 324,570,508,016.99
  5. Step 5: Solve for x
    x = 324,570,508,016.99/651,446.25
  6. Step 6: Final answer
    x = 498,230.68

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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.