Home / 902,069.80-1,244,384.37-557,795.70

Finding the Fourth Proportional to 902,069.80, 1,244,384.37 and 557,795.70

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Solution

The fourth proportional to 902,069.80, 1,244,384.37 and 557,795.70 is: 769,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,069.80 : 1,244,384.37 = 557,795.70 : x
  2. Step 2: Convert to fraction form
    902,069.80/1,244,384.37 = 557,795.70/x
  3. Step 3: Cross multiply
    902,069.80x = 1,244,384.37 × 557,795.70
  4. Step 4: Simplify right side
    902,069.80x = 694,112,250,733.21
  5. Step 5: Solve for x
    x = 694,112,250,733.21/902,069.80
  6. Step 6: Final answer
    x = 769,466.23

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Double scale
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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.