Home / 650,273.41-897,684.14-489,189.92

Finding the Fourth Proportional to 650,273.41, 897,684.14 and 489,189.92

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Solution

The fourth proportional to 650,273.41, 897,684.14 and 489,189.92 is: 675,312.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,273.41 : 897,684.14 = 489,189.92 : x
  2. Step 2: Convert to fraction form
    650,273.41/897,684.14 = 489,189.92/x
  3. Step 3: Cross multiply
    650,273.41x = 897,684.14 × 489,189.92
  4. Step 4: Simplify right side
    650,273.41x = 439,138,030,185.92
  5. Step 5: Solve for x
    x = 439,138,030,185.92/650,273.41
  6. Step 6: Final answer
    x = 675,312.92

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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.