Home / 671,123.19-1,006,686.87-165,684.22

Finding the Fourth Proportional to 671,123.19, 1,006,686.87 and 165,684.22

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Solution

The fourth proportional to 671,123.19, 1,006,686.87 and 165,684.22 is: 248,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,123.19 : 1,006,686.87 = 165,684.22 : x
  2. Step 2: Convert to fraction form
    671,123.19/1,006,686.87 = 165,684.22/x
  3. Step 3: Cross multiply
    671,123.19x = 1,006,686.87 × 165,684.22
  4. Step 4: Simplify right side
    671,123.19x = 166,792,126,401.15
  5. Step 5: Solve for x
    x = 166,792,126,401.15/671,123.19
  6. Step 6: Final answer
    x = 248,526.84

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Similar ratio
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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.