Home / 844,325.75-1,165,345.46-776,234.87

Finding the Fourth Proportional to 844,325.75, 1,165,345.46 and 776,234.87

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Solution

The fourth proportional to 844,325.75, 1,165,345.46 and 776,234.87 is: 1,071,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,325.75 : 1,165,345.46 = 776,234.87 : x
  2. Step 2: Convert to fraction form
    844,325.75/1,165,345.46 = 776,234.87/x
  3. Step 3: Cross multiply
    844,325.75x = 1,165,345.46 × 776,234.87
  4. Step 4: Simplify right side
    844,325.75x = 904,581,780,315.59
  5. Step 5: Solve for x
    x = 904,581,780,315.59/844,325.75
  6. Step 6: Final answer
    x = 1,071,365.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.