Home / 887,717.12-1,331,773.01-414,144.14

Finding the Fourth Proportional to 887,717.12, 1,331,773.01 and 414,144.14

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Solution

The fourth proportional to 887,717.12, 1,331,773.01 and 414,144.14 is: 621,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,717.12 : 1,331,773.01 = 414,144.14 : x
  2. Step 2: Convert to fraction form
    887,717.12/1,331,773.01 = 414,144.14/x
  3. Step 3: Cross multiply
    887,717.12x = 1,331,773.01 × 414,144.14
  4. Step 4: Simplify right side
    887,717.12x = 551,545,987,901.66
  5. Step 5: Solve for x
    x = 551,545,987,901.66/887,717.12
  6. Step 6: Final answer
    x = 621,308.27

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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.