Home / 667,262.66-1,000,923.93-218,010.90

Finding the Fourth Proportional to 667,262.66, 1,000,923.93 and 218,010.90

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Solution

The fourth proportional to 667,262.66, 1,000,923.93 and 218,010.90 is: 327,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,262.66 : 1,000,923.93 = 218,010.90 : x
  2. Step 2: Convert to fraction form
    667,262.66/1,000,923.93 = 218,010.90/x
  3. Step 3: Cross multiply
    667,262.66x = 1,000,923.93 × 218,010.90
  4. Step 4: Simplify right side
    667,262.66x = 218,212,326,810.84
  5. Step 5: Solve for x
    x = 218,212,326,810.84/667,262.66
  6. Step 6: Final answer
    x = 327,026.13

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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.