Home / 410,616.90-566,639.73-229,323.51

Finding the Fourth Proportional to 410,616.90, 566,639.73 and 229,323.51

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Solution

The fourth proportional to 410,616.90, 566,639.73 and 229,323.51 is: 316,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,616.90 : 566,639.73 = 229,323.51 : x
  2. Step 2: Convert to fraction form
    410,616.90/566,639.73 = 229,323.51/x
  3. Step 3: Cross multiply
    410,616.90x = 566,639.73 × 229,323.51
  4. Step 4: Simplify right side
    410,616.90x = 129,943,811,789.05
  5. Step 5: Solve for x
    x = 129,943,811,789.05/410,616.90
  6. Step 6: Final answer
    x = 316,459.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.