Home / 712,504.98-1,068,658.11-179,992.98

Finding the Fourth Proportional to 712,504.98, 1,068,658.11 and 179,992.98

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Solution

The fourth proportional to 712,504.98, 1,068,658.11 and 179,992.98 is: 269,964.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,504.98 : 1,068,658.11 = 179,992.98 : x
  2. Step 2: Convert to fraction form
    712,504.98/1,068,658.11 = 179,992.98/x
  3. Step 3: Cross multiply
    712,504.98x = 1,068,658.11 × 179,992.98
  4. Step 4: Simplify right side
    712,504.98x = 192,350,957,820.07
  5. Step 5: Solve for x
    x = 192,350,957,820.07/712,504.98
  6. Step 6: Final answer
    x = 269,964.37

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Double scale
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Similar ratio
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1.5x scale

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.