Home / 286,047.20-428,688.66-150,835.52

Finding the Fourth Proportional to 286,047.20, 428,688.66 and 150,835.52

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Solution

The fourth proportional to 286,047.20, 428,688.66 and 150,835.52 is: 226,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,047.20 : 428,688.66 = 150,835.52 : x
  2. Step 2: Convert to fraction form
    286,047.20/428,688.66 = 150,835.52/x
  3. Step 3: Cross multiply
    286,047.20x = 428,688.66 × 150,835.52
  4. Step 4: Simplify right side
    286,047.20x = 64,661,476,949.20
  5. Step 5: Solve for x
    x = 64,661,476,949.20/286,047.20
  6. Step 6: Final answer
    x = 226,051.77

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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.