Home / 792,005.10-1,188,007.65-540,062.70

Finding the Fourth Proportional to 792,005.10, 1,188,007.65 and 540,062.70

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Solution

The fourth proportional to 792,005.10, 1,188,007.65 and 540,062.70 is: 810,094.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,005.10 : 1,188,007.65 = 540,062.70 : x
  2. Step 2: Convert to fraction form
    792,005.10/1,188,007.65 = 540,062.70/x
  3. Step 3: Cross multiply
    792,005.10x = 1,188,007.65 × 540,062.70
  4. Step 4: Simplify right side
    792,005.10x = 641,598,619,079.66
  5. Step 5: Solve for x
    x = 641,598,619,079.66/792,005.10
  6. Step 6: Final answer
    x = 810,094.05

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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.