Home / 902,044.76-1,244,349.84-557,770.64

Finding the Fourth Proportional to 902,044.76, 1,244,349.84 and 557,770.64

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Solution

The fourth proportional to 902,044.76, 1,244,349.84 and 557,770.64 is: 769,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,044.76 : 1,244,349.84 = 557,770.64 : x
  2. Step 2: Convert to fraction form
    902,044.76/1,244,349.84 = 557,770.64/x
  3. Step 3: Cross multiply
    902,044.76x = 1,244,349.84 × 557,770.64
  4. Step 4: Simplify right side
    902,044.76x = 694,061,806,640.70
  5. Step 5: Solve for x
    x = 694,061,806,640.70/902,044.76
  6. Step 6: Final answer
    x = 769,431.67

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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.