Home / 715,744.50-1,073,623.23-217,108.50

Finding the Fourth Proportional to 715,744.50, 1,073,623.23 and 217,108.50

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Solution

The fourth proportional to 715,744.50, 1,073,623.23 and 217,108.50 is: 325,664.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,744.50 : 1,073,623.23 = 217,108.50 : x
  2. Step 2: Convert to fraction form
    715,744.50/1,073,623.23 = 217,108.50/x
  3. Step 3: Cross multiply
    715,744.50x = 1,073,623.23 × 217,108.50
  4. Step 4: Simplify right side
    715,744.50x = 233,092,729,030.46
  5. Step 5: Solve for x
    x = 233,092,729,030.46/715,744.50
  6. Step 6: Final answer
    x = 325,664.72

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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.