Home / 1,055,249.52-1,456,029.72-625,340.40

Finding the Fourth Proportional to 1,055,249.52, 1,456,029.72 and 625,340.40

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Solution

The fourth proportional to 1,055,249.52, 1,456,029.72 and 625,340.40 is: 862,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,249.52 : 1,456,029.72 = 625,340.40 : x
  2. Step 2: Convert to fraction form
    1,055,249.52/1,456,029.72 = 625,340.40/x
  3. Step 3: Cross multiply
    1,055,249.52x = 1,456,029.72 × 625,340.40
  4. Step 4: Simplify right side
    1,055,249.52x = 910,514,207,516.69
  5. Step 5: Solve for x
    x = 910,514,207,516.69/1,055,249.52
  6. Step 6: Final answer
    x = 862,842.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.