Home / 987,926.48-1,481,889.72-239,967.44

Finding the Fourth Proportional to 987,926.48, 1,481,889.72 and 239,967.44

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Solution

The fourth proportional to 987,926.48, 1,481,889.72 and 239,967.44 is: 359,951.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,926.48 : 1,481,889.72 = 239,967.44 : x
  2. Step 2: Convert to fraction form
    987,926.48/1,481,889.72 = 239,967.44/x
  3. Step 3: Cross multiply
    987,926.48x = 1,481,889.72 × 239,967.44
  4. Step 4: Simplify right side
    987,926.48x = 355,605,282,470.72
  5. Step 5: Solve for x
    x = 355,605,282,470.72/987,926.48
  6. Step 6: Final answer
    x = 359,951.16

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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.