Home / 725,626.77-1,088,160.09-239,192.10

Finding the Fourth Proportional to 725,626.77, 1,088,160.09 and 239,192.10

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Solution

The fourth proportional to 725,626.77, 1,088,160.09 and 239,192.10 is: 358,695.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,626.77 : 1,088,160.09 = 239,192.10 : x
  2. Step 2: Convert to fraction form
    725,626.77/1,088,160.09 = 239,192.10/x
  3. Step 3: Cross multiply
    725,626.77x = 1,088,160.09 × 239,192.10
  4. Step 4: Simplify right side
    725,626.77x = 260,279,297,063.29
  5. Step 5: Solve for x
    x = 260,279,297,063.29/725,626.77
  6. Step 6: Final answer
    x = 358,695.83

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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.