Home / 725,817.36-1,088,904.64-252,506.82

Finding the Fourth Proportional to 725,817.36, 1,088,904.64 and 252,506.82

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Solution

The fourth proportional to 725,817.36, 1,088,904.64 and 252,506.82 is: 378,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,817.36 : 1,088,904.64 = 252,506.82 : x
  2. Step 2: Convert to fraction form
    725,817.36/1,088,904.64 = 252,506.82/x
  3. Step 3: Cross multiply
    725,817.36x = 1,088,904.64 × 252,506.82
  4. Step 4: Simplify right side
    725,817.36x = 274,955,847,929.65
  5. Step 5: Solve for x
    x = 274,955,847,929.65/725,817.36
  6. Step 6: Final answer
    x = 378,822.36

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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.