Home / 460,022.71-634,849.97-256,060.68

Finding the Fourth Proportional to 460,022.71, 634,849.97 and 256,060.68

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Solution

The fourth proportional to 460,022.71, 634,849.97 and 256,060.68 is: 353,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,022.71 : 634,849.97 = 256,060.68 : x
  2. Step 2: Convert to fraction form
    460,022.71/634,849.97 = 256,060.68/x
  3. Step 3: Cross multiply
    460,022.71x = 634,849.97 × 256,060.68
  4. Step 4: Simplify right side
    460,022.71x = 162,560,115,016.18
  5. Step 5: Solve for x
    x = 162,560,115,016.18/460,022.71
  6. Step 6: Final answer
    x = 353,374.11

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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.