Home / 460,597.12-691,096.64-161,292.52

Finding the Fourth Proportional to 460,597.12, 691,096.64 and 161,292.52

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Solution

The fourth proportional to 460,597.12, 691,096.64 and 161,292.52 is: 242,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,597.12 : 691,096.64 = 161,292.52 : x
  2. Step 2: Convert to fraction form
    460,597.12/691,096.64 = 161,292.52/x
  3. Step 3: Cross multiply
    460,597.12x = 691,096.64 × 161,292.52
  4. Step 4: Simplify right side
    460,597.12x = 111,468,718,629.13
  5. Step 5: Solve for x
    x = 111,468,718,629.13/460,597.12
  6. Step 6: Final answer
    x = 242,009.15

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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.