Home / 479,941.53-719,955.35-124,958.62

Finding the Fourth Proportional to 479,941.53, 719,955.35 and 124,958.62

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Solution

The fourth proportional to 479,941.53, 719,955.35 and 124,958.62 is: 187,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,941.53 : 719,955.35 = 124,958.62 : x
  2. Step 2: Convert to fraction form
    479,941.53/719,955.35 = 124,958.62/x
  3. Step 3: Cross multiply
    479,941.53x = 719,955.35 × 124,958.62
  4. Step 4: Simplify right side
    479,941.53x = 89,964,628,209.96
  5. Step 5: Solve for x
    x = 89,964,628,209.96/479,941.53
  6. Step 6: Final answer
    x = 187,449.14

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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.