Home / 671,309.28-1,006,966.56-271,957.76

Finding the Fourth Proportional to 671,309.28, 1,006,966.56 and 271,957.76

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Solution

The fourth proportional to 671,309.28, 1,006,966.56 and 271,957.76 is: 407,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,309.28 : 1,006,966.56 = 271,957.76 : x
  2. Step 2: Convert to fraction form
    671,309.28/1,006,966.56 = 271,957.76/x
  3. Step 3: Cross multiply
    671,309.28x = 1,006,966.56 × 271,957.76
  4. Step 4: Simplify right side
    671,309.28x = 273,852,370,052.51
  5. Step 5: Solve for x
    x = 273,852,370,052.51/671,309.28
  6. Step 6: Final answer
    x = 407,937.71

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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.