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Finding the Fourth Proportional to 335,450.13, 503,001.45 and 98,761.65

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Solution

The fourth proportional to 335,450.13, 503,001.45 and 98,761.65 is: 148,091.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,450.13 : 503,001.45 = 98,761.65 : x
  2. Step 2: Convert to fraction form
    335,450.13/503,001.45 = 98,761.65/x
  3. Step 3: Cross multiply
    335,450.13x = 503,001.45 × 98,761.65
  4. Step 4: Simplify right side
    335,450.13x = 49,677,253,154.39
  5. Step 5: Solve for x
    x = 49,677,253,154.39/335,450.13
  6. Step 6: Final answer
    x = 148,091.32

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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.