Home / 940,239.52-1,297,645.28-553,036.48

Finding the Fourth Proportional to 940,239.52, 1,297,645.28 and 553,036.48

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Solution

The fourth proportional to 940,239.52, 1,297,645.28 and 553,036.48 is: 763,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,239.52 : 1,297,645.28 = 553,036.48 : x
  2. Step 2: Convert to fraction form
    940,239.52/1,297,645.28 = 553,036.48/x
  3. Step 3: Cross multiply
    940,239.52x = 1,297,645.28 × 553,036.48
  4. Step 4: Simplify right side
    940,239.52x = 717,645,177,939.81
  5. Step 5: Solve for x
    x = 717,645,177,939.81/940,239.52
  6. Step 6: Final answer
    x = 763,257.83

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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.