Home / 792,655.20-1,188,982.80-371,973.60

Finding the Fourth Proportional to 792,655.20, 1,188,982.80 and 371,973.60

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Solution

The fourth proportional to 792,655.20, 1,188,982.80 and 371,973.60 is: 557,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,655.20 : 1,188,982.80 = 371,973.60 : x
  2. Step 2: Convert to fraction form
    792,655.20/1,188,982.80 = 371,973.60/x
  3. Step 3: Cross multiply
    792,655.20x = 1,188,982.80 × 371,973.60
  4. Step 4: Simplify right side
    792,655.20x = 442,270,212,454.08
  5. Step 5: Solve for x
    x = 442,270,212,454.08/792,655.20
  6. Step 6: Final answer
    x = 557,960.40

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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.