Home / 713,011.46-1,069,463.73-207,576.32

Finding the Fourth Proportional to 713,011.46, 1,069,463.73 and 207,576.32

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Solution

The fourth proportional to 713,011.46, 1,069,463.73 and 207,576.32 is: 311,348.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,011.46 : 1,069,463.73 = 207,576.32 : x
  2. Step 2: Convert to fraction form
    713,011.46/1,069,463.73 = 207,576.32/x
  3. Step 3: Cross multiply
    713,011.46x = 1,069,463.73 × 207,576.32
  4. Step 4: Simplify right side
    713,011.46x = 221,995,345,446.87
  5. Step 5: Solve for x
    x = 221,995,345,446.87/713,011.46
  6. Step 6: Final answer
    x = 311,348.92

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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.