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Finding the Fourth Proportional to 333,889.52, 500,852.52 and 84,573.68

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Solution

The fourth proportional to 333,889.52, 500,852.52 and 84,573.68 is: 126,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,889.52 : 500,852.52 = 84,573.68 : x
  2. Step 2: Convert to fraction form
    333,889.52/500,852.52 = 84,573.68/x
  3. Step 3: Cross multiply
    333,889.52x = 500,852.52 × 84,573.68
  4. Step 4: Simplify right side
    333,889.52x = 42,358,940,753.67
  5. Step 5: Solve for x
    x = 42,358,940,753.67/333,889.52
  6. Step 6: Final answer
    x = 126,865.14

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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.