Home / 286,045.20-428,685.66-150,833.52

Finding the Fourth Proportional to 286,045.20, 428,685.66 and 150,833.52

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Solution

The fourth proportional to 286,045.20, 428,685.66 and 150,833.52 is: 226,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,045.20 : 428,685.66 = 150,833.52 : x
  2. Step 2: Convert to fraction form
    286,045.20/428,685.66 = 150,833.52/x
  3. Step 3: Cross multiply
    286,045.20x = 428,685.66 × 150,833.52
  4. Step 4: Simplify right side
    286,045.20x = 64,660,167,071.32
  5. Step 5: Solve for x
    x = 64,660,167,071.32/286,045.20
  6. Step 6: Final answer
    x = 226,048.78

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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.