Home / 792,691.77-1,189,038.47-371,968.05

Finding the Fourth Proportional to 792,691.77, 1,189,038.47 and 371,968.05

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Solution

The fourth proportional to 792,691.77, 1,189,038.47 and 371,968.05 is: 557,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,691.77 : 1,189,038.47 = 371,968.05 : x
  2. Step 2: Convert to fraction form
    792,691.77/1,189,038.47 = 371,968.05/x
  3. Step 3: Cross multiply
    792,691.77x = 1,189,038.47 × 371,968.05
  4. Step 4: Simplify right side
    792,691.77x = 442,284,313,255.85
  5. Step 5: Solve for x
    x = 442,284,313,255.85/792,691.77
  6. Step 6: Final answer
    x = 557,952.45

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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.