Home / 792,632.89-1,189,163.72-565,215.72

Finding the Fourth Proportional to 792,632.89, 1,189,163.72 and 565,215.72

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Solution

The fourth proportional to 792,632.89, 1,189,163.72 and 565,215.72 is: 847,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,632.89 : 1,189,163.72 = 565,215.72 : x
  2. Step 2: Convert to fraction form
    792,632.89/1,189,163.72 = 565,215.72/x
  3. Step 3: Cross multiply
    792,632.89x = 1,189,163.72 × 565,215.72
  4. Step 4: Simplify right side
    792,632.89x = 672,134,028,661.06
  5. Step 5: Solve for x
    x = 672,134,028,661.06/792,632.89
  6. Step 6: Final answer
    x = 847,976.45

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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.