Home / 844,724.69-1,165,427.93-640,562.93

Finding the Fourth Proportional to 844,724.69, 1,165,427.93 and 640,562.93

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Solution

The fourth proportional to 844,724.69, 1,165,427.93 and 640,562.93 is: 883,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,724.69 : 1,165,427.93 = 640,562.93 : x
  2. Step 2: Convert to fraction form
    844,724.69/1,165,427.93 = 640,562.93/x
  3. Step 3: Cross multiply
    844,724.69x = 1,165,427.93 × 640,562.93
  4. Step 4: Simplify right side
    844,724.69x = 746,529,925,318.90
  5. Step 5: Solve for x
    x = 746,529,925,318.90/844,724.69
  6. Step 6: Final answer
    x = 883,755.31

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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.