Home / 725,895.36-1,088,499.60-252,521.64

Finding the Fourth Proportional to 725,895.36, 1,088,499.60 and 252,521.64

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Solution

The fourth proportional to 725,895.36, 1,088,499.60 and 252,521.64 is: 378,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,895.36 : 1,088,499.60 = 252,521.64 : x
  2. Step 2: Convert to fraction form
    725,895.36/1,088,499.60 = 252,521.64/x
  3. Step 3: Cross multiply
    725,895.36x = 1,088,499.60 × 252,521.64
  4. Step 4: Simplify right side
    725,895.36x = 274,869,704,131.34
  5. Step 5: Solve for x
    x = 274,869,704,131.34/725,895.36
  6. Step 6: Final answer
    x = 378,662.99

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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.