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Finding the Fourth Proportional to 333,818.82, 500,422.86 and 144,160.56

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Solution

The fourth proportional to 333,818.82, 500,422.86 and 144,160.56 is: 216,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,818.82 : 500,422.86 = 144,160.56 : x
  2. Step 2: Convert to fraction form
    333,818.82/500,422.86 = 144,160.56/x
  3. Step 3: Cross multiply
    333,818.82x = 500,422.86 × 144,160.56
  4. Step 4: Simplify right side
    333,818.82x = 72,141,239,734.40
  5. Step 5: Solve for x
    x = 72,141,239,734.40/333,818.82
  6. Step 6: Final answer
    x = 216,108.97

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1.5x scale

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.