Home / 865,866.08-1,194,948.24-483,923.36

Finding the Fourth Proportional to 865,866.08, 1,194,948.24 and 483,923.36

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Solution

The fourth proportional to 865,866.08, 1,194,948.24 and 483,923.36 is: 667,843.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,866.08 : 1,194,948.24 = 483,923.36 : x
  2. Step 2: Convert to fraction form
    865,866.08/1,194,948.24 = 483,923.36/x
  3. Step 3: Cross multiply
    865,866.08x = 1,194,948.24 × 483,923.36
  4. Step 4: Simplify right side
    865,866.08x = 578,263,367,326.89
  5. Step 5: Solve for x
    x = 578,263,367,326.89/865,866.08
  6. Step 6: Final answer
    x = 667,843.89

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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.