Home / 407,966.94-562,813.25-271,868.31

Finding the Fourth Proportional to 407,966.94, 562,813.25 and 271,868.31

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Solution

The fourth proportional to 407,966.94, 562,813.25 and 271,868.31 is: 375,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,966.94 : 562,813.25 = 271,868.31 : x
  2. Step 2: Convert to fraction form
    407,966.94/562,813.25 = 271,868.31/x
  3. Step 3: Cross multiply
    407,966.94x = 562,813.25 × 271,868.31
  4. Step 4: Simplify right side
    407,966.94x = 153,011,085,763.77
  5. Step 5: Solve for x
    x = 153,011,085,763.77/407,966.94
  6. Step 6: Final answer
    x = 375,057.56

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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.