Home / 654,071.57-902,865.40-382,227.82

Finding the Fourth Proportional to 654,071.57, 902,865.40 and 382,227.82

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Solution

The fourth proportional to 654,071.57, 902,865.40 and 382,227.82 is: 527,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,071.57 : 902,865.40 = 382,227.82 : x
  2. Step 2: Convert to fraction form
    654,071.57/902,865.40 = 382,227.82/x
  3. Step 3: Cross multiply
    654,071.57x = 902,865.40 × 382,227.82
  4. Step 4: Simplify right side
    654,071.57x = 345,100,270,382.70
  5. Step 5: Solve for x
    x = 345,100,270,382.70/654,071.57
  6. Step 6: Final answer
    x = 527,618.51

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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.