Home / 748,694.70-1,033,199.25-409,162.98

Finding the Fourth Proportional to 748,694.70, 1,033,199.25 and 409,162.98

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Solution

The fourth proportional to 748,694.70, 1,033,199.25 and 409,162.98 is: 564,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,694.70 : 1,033,199.25 = 409,162.98 : x
  2. Step 2: Convert to fraction form
    748,694.70/1,033,199.25 = 409,162.98/x
  3. Step 3: Cross multiply
    748,694.70x = 1,033,199.25 × 409,162.98
  4. Step 4: Simplify right side
    748,694.70x = 422,746,884,063.77
  5. Step 5: Solve for x
    x = 422,746,884,063.77/748,694.70
  6. Step 6: Final answer
    x = 564,645.22

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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.