Home / 680,584.61-1,020,799.15-181,987.49

Finding the Fourth Proportional to 680,584.61, 1,020,799.15 and 181,987.49

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Solution

The fourth proportional to 680,584.61, 1,020,799.15 and 181,987.49 is: 272,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,584.61 : 1,020,799.15 = 181,987.49 : x
  2. Step 2: Convert to fraction form
    680,584.61/1,020,799.15 = 181,987.49/x
  3. Step 3: Cross multiply
    680,584.61x = 1,020,799.15 × 181,987.49
  4. Step 4: Simplify right side
    680,584.61x = 185,772,675,102.63
  5. Step 5: Solve for x
    x = 185,772,675,102.63/680,584.61
  6. Step 6: Final answer
    x = 272,960.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.