Home / 460,611.18-691,117.56-161,306.46

Finding the Fourth Proportional to 460,611.18, 691,117.56 and 161,306.46

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Solution

The fourth proportional to 460,611.18, 691,117.56 and 161,306.46 is: 242,030.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,611.18 : 691,117.56 = 161,306.46 : x
  2. Step 2: Convert to fraction form
    460,611.18/691,117.56 = 161,306.46/x
  3. Step 3: Cross multiply
    460,611.18x = 691,117.56 × 161,306.46
  4. Step 4: Simplify right side
    460,611.18x = 111,481,727,047.44
  5. Step 5: Solve for x
    x = 111,481,727,047.44/460,611.18
  6. Step 6: Final answer
    x = 242,030.01

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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.