Home / 902,883.28-1,245,992.88-495,024.16

Finding the Fourth Proportional to 902,883.28, 1,245,992.88 and 495,024.16

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Solution

The fourth proportional to 902,883.28, 1,245,992.88 and 495,024.16 is: 683,140.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,883.28 : 1,245,992.88 = 495,024.16 : x
  2. Step 2: Convert to fraction form
    902,883.28/1,245,992.88 = 495,024.16/x
  3. Step 3: Cross multiply
    902,883.28x = 1,245,992.88 × 495,024.16
  4. Step 4: Simplify right side
    902,883.28x = 616,796,578,787.98
  5. Step 5: Solve for x
    x = 616,796,578,787.98/902,883.28
  6. Step 6: Final answer
    x = 683,140.99

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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.