Home / 881,349.20-1,322,055.11-282,232.50

Finding the Fourth Proportional to 881,349.20, 1,322,055.11 and 282,232.50

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Solution

The fourth proportional to 881,349.20, 1,322,055.11 and 282,232.50 is: 423,358.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,349.20 : 1,322,055.11 = 282,232.50 : x
  2. Step 2: Convert to fraction form
    881,349.20/1,322,055.11 = 282,232.50/x
  3. Step 3: Cross multiply
    881,349.20x = 1,322,055.11 × 282,232.50
  4. Step 4: Simplify right side
    881,349.20x = 373,126,917,421.91
  5. Step 5: Solve for x
    x = 373,126,917,421.91/881,349.20
  6. Step 6: Final answer
    x = 423,358.78

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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.