Home / 442,844.40-663,391.80-264,822.60

Finding the Fourth Proportional to 442,844.40, 663,391.80 and 264,822.60

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Solution

The fourth proportional to 442,844.40, 663,391.80 and 264,822.60 is: 396,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,844.40 : 663,391.80 = 264,822.60 : x
  2. Step 2: Convert to fraction form
    442,844.40/663,391.80 = 264,822.60/x
  3. Step 3: Cross multiply
    442,844.40x = 663,391.80 × 264,822.60
  4. Step 4: Simplify right side
    442,844.40x = 175,681,141,294.68
  5. Step 5: Solve for x
    x = 175,681,141,294.68/442,844.40
  6. Step 6: Final answer
    x = 396,710.77

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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.