Home / 725,150.40-1,088,114.40-304,468.80

Finding the Fourth Proportional to 725,150.40, 1,088,114.40 and 304,468.80

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Solution

The fourth proportional to 725,150.40, 1,088,114.40 and 304,468.80 is: 456,866.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,150.40 : 1,088,114.40 = 304,468.80 : x
  2. Step 2: Convert to fraction form
    725,150.40/1,088,114.40 = 304,468.80/x
  3. Step 3: Cross multiply
    725,150.40x = 1,088,114.40 × 304,468.80
  4. Step 4: Simplify right side
    725,150.40x = 331,296,885,630.72
  5. Step 5: Solve for x
    x = 331,296,885,630.72/725,150.40
  6. Step 6: Final answer
    x = 456,866.45

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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.