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Finding the Fourth Proportional to 569,048.44, 852,836.82 and 425,769.57

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Solution

The fourth proportional to 569,048.44, 852,836.82 and 425,769.57 is: 638,103.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,048.44 : 852,836.82 = 425,769.57 : x
  2. Step 2: Convert to fraction form
    569,048.44/852,836.82 = 425,769.57/x
  3. Step 3: Cross multiply
    569,048.44x = 852,836.82 × 425,769.57
  4. Step 4: Simplify right side
    569,048.44x = 363,111,966,131.57
  5. Step 5: Solve for x
    x = 363,111,966,131.57/569,048.44
  6. Step 6: Final answer
    x = 638,103.79

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.