Home / 729,952.20-1,007,324.08-407,667.96

Finding the Fourth Proportional to 729,952.20, 1,007,324.08 and 407,667.96

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Solution

The fourth proportional to 729,952.20, 1,007,324.08 and 407,667.96 is: 562,576.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,952.20 : 1,007,324.08 = 407,667.96 : x
  2. Step 2: Convert to fraction form
    729,952.20/1,007,324.08 = 407,667.96/x
  3. Step 3: Cross multiply
    729,952.20x = 1,007,324.08 × 407,667.96
  4. Step 4: Simplify right side
    729,952.20x = 410,653,752,752.48
  5. Step 5: Solve for x
    x = 410,653,752,752.48/729,952.20
  6. Step 6: Final answer
    x = 562,576.22

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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.