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Finding the Fourth Proportional to 801,894.56, 1,106,194.56 and 495,873.32

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Solution

The fourth proportional to 801,894.56, 1,106,194.56 and 495,873.32 is: 684,045.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,894.56 : 1,106,194.56 = 495,873.32 : x
  2. Step 2: Convert to fraction form
    801,894.56/1,106,194.56 = 495,873.32/x
  3. Step 3: Cross multiply
    801,894.56x = 1,106,194.56 × 495,873.32
  4. Step 4: Simplify right side
    801,894.56x = 548,532,369,033.14
  5. Step 5: Solve for x
    x = 548,532,369,033.14/801,894.56
  6. Step 6: Final answer
    x = 684,045.50

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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.