Home / 725,225.47-1,088,035.03-219,766.03

Finding the Fourth Proportional to 725,225.47, 1,088,035.03 and 219,766.03

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Solution

The fourth proportional to 725,225.47, 1,088,035.03 and 219,766.03 is: 329,708.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,225.47 : 1,088,035.03 = 219,766.03 : x
  2. Step 2: Convert to fraction form
    725,225.47/1,088,035.03 = 219,766.03/x
  3. Step 3: Cross multiply
    725,225.47x = 1,088,035.03 × 219,766.03
  4. Step 4: Simplify right side
    725,225.47x = 239,113,136,598.65
  5. Step 5: Solve for x
    x = 239,113,136,598.65/725,225.47
  6. Step 6: Final answer
    x = 329,708.69

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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.