Home / 987,003.72-1,480,514.22-239,050.44

Finding the Fourth Proportional to 987,003.72, 1,480,514.22 and 239,050.44

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Solution

The fourth proportional to 987,003.72, 1,480,514.22 and 239,050.44 is: 358,577.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,003.72 : 1,480,514.22 = 239,050.44 : x
  2. Step 2: Convert to fraction form
    987,003.72/1,480,514.22 = 239,050.44/x
  3. Step 3: Cross multiply
    987,003.72x = 1,480,514.22 × 239,050.44
  4. Step 4: Simplify right side
    987,003.72x = 353,917,575,717.26
  5. Step 5: Solve for x
    x = 353,917,575,717.26/987,003.72
  6. Step 6: Final answer
    x = 358,577.75

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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.