Home / 792,783.04-1,189,356.12-343,579.24

Finding the Fourth Proportional to 792,783.04, 1,189,356.12 and 343,579.24

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Solution

The fourth proportional to 792,783.04, 1,189,356.12 and 343,579.24 is: 515,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,783.04 : 1,189,356.12 = 343,579.24 : x
  2. Step 2: Convert to fraction form
    792,783.04/1,189,356.12 = 343,579.24/x
  3. Step 3: Cross multiply
    792,783.04x = 1,189,356.12 × 343,579.24
  4. Step 4: Simplify right side
    792,783.04x = 408,638,071,798.95
  5. Step 5: Solve for x
    x = 408,638,071,798.95/792,783.04
  6. Step 6: Final answer
    x = 515,447.55

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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.