Home / 725,967.58-1,088,951.03-220,526.59

Finding the Fourth Proportional to 725,967.58, 1,088,951.03 and 220,526.59

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Solution

The fourth proportional to 725,967.58, 1,088,951.03 and 220,526.59 is: 330,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,967.58 : 1,088,951.03 = 220,526.59 : x
  2. Step 2: Convert to fraction form
    725,967.58/1,088,951.03 = 220,526.59/x
  3. Step 3: Cross multiply
    725,967.58x = 1,088,951.03 × 220,526.59
  4. Step 4: Simplify right side
    725,967.58x = 240,142,657,322.89
  5. Step 5: Solve for x
    x = 240,142,657,322.89/725,967.58
  6. Step 6: Final answer
    x = 330,789.78

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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.