Home / 695,648.72-1,041,148.01-396,048.87

Finding the Fourth Proportional to 695,648.72, 1,041,148.01 and 396,048.87

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Solution

The fourth proportional to 695,648.72, 1,041,148.01 and 396,048.87 is: 592,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,648.72 : 1,041,148.01 = 396,048.87 : x
  2. Step 2: Convert to fraction form
    695,648.72/1,041,148.01 = 396,048.87/x
  3. Step 3: Cross multiply
    695,648.72x = 1,041,148.01 × 396,048.87
  4. Step 4: Simplify right side
    695,648.72x = 412,345,493,853.37
  5. Step 5: Solve for x
    x = 412,345,493,853.37/695,648.72
  6. Step 6: Final answer
    x = 592,749.59

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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.