Home / 667,332.80-1,001,054.64-218,044.16

Finding the Fourth Proportional to 667,332.80, 1,001,054.64 and 218,044.16

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Solution

The fourth proportional to 667,332.80, 1,001,054.64 and 218,044.16 is: 327,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,332.80 : 1,001,054.64 = 218,044.16 : x
  2. Step 2: Convert to fraction form
    667,332.80/1,001,054.64 = 218,044.16/x
  3. Step 3: Cross multiply
    667,332.80x = 1,001,054.64 × 218,044.16
  4. Step 4: Simplify right side
    667,332.80x = 218,274,118,092.90
  5. Step 5: Solve for x
    x = 218,274,118,092.90/667,332.80
  6. Step 6: Final answer
    x = 327,084.35

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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.