Home / 902,037.94-1,244,340.36-557,763.78

Finding the Fourth Proportional to 902,037.94, 1,244,340.36 and 557,763.78

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Solution

The fourth proportional to 902,037.94, 1,244,340.36 and 557,763.78 is: 769,422.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,037.94 : 1,244,340.36 = 557,763.78 : x
  2. Step 2: Convert to fraction form
    902,037.94/1,244,340.36 = 557,763.78/x
  3. Step 3: Cross multiply
    902,037.94x = 1,244,340.36 × 557,763.78
  4. Step 4: Simplify right side
    902,037.94x = 694,047,982,800.16
  5. Step 5: Solve for x
    x = 694,047,982,800.16/902,037.94
  6. Step 6: Final answer
    x = 769,422.16

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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.