Home / 630,067.38-944,031.87-380,224.50

Finding the Fourth Proportional to 630,067.38, 944,031.87 and 380,224.50

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Solution

The fourth proportional to 630,067.38, 944,031.87 and 380,224.50 is: 569,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,067.38 : 944,031.87 = 380,224.50 : x
  2. Step 2: Convert to fraction form
    630,067.38/944,031.87 = 380,224.50/x
  3. Step 3: Cross multiply
    630,067.38x = 944,031.87 × 380,224.50
  4. Step 4: Simplify right side
    630,067.38x = 358,944,045,754.82
  5. Step 5: Solve for x
    x = 358,944,045,754.82/630,067.38
  6. Step 6: Final answer
    x = 569,691.52

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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.