Home / 715,864.50-1,073,803.23-217,228.50

Finding the Fourth Proportional to 715,864.50, 1,073,803.23 and 217,228.50

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Solution

The fourth proportional to 715,864.50, 1,073,803.23 and 217,228.50 is: 325,844.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,864.50 : 1,073,803.23 = 217,228.50 : x
  2. Step 2: Convert to fraction form
    715,864.50/1,073,803.23 = 217,228.50/x
  3. Step 3: Cross multiply
    715,864.50x = 1,073,803.23 × 217,228.50
  4. Step 4: Simplify right side
    715,864.50x = 233,260,664,948.06
  5. Step 5: Solve for x
    x = 233,260,664,948.06/715,864.50
  6. Step 6: Final answer
    x = 325,844.72

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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.