Home / 460,698.18-691,248.06-161,393.46

Finding the Fourth Proportional to 460,698.18, 691,248.06 and 161,393.46

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Solution

The fourth proportional to 460,698.18, 691,248.06 and 161,393.46 is: 242,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,698.18 : 691,248.06 = 161,393.46 : x
  2. Step 2: Convert to fraction form
    460,698.18/691,248.06 = 161,393.46/x
  3. Step 3: Cross multiply
    460,698.18x = 691,248.06 × 161,393.46
  4. Step 4: Simplify right side
    460,698.18x = 111,562,916,121.69
  5. Step 5: Solve for x
    x = 111,562,916,121.69/460,698.18
  6. Step 6: Final answer
    x = 242,160.53

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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.