Home / 671,283.72-1,006,928.30-271,932.05

Finding the Fourth Proportional to 671,283.72, 1,006,928.30 and 271,932.05

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Solution

The fourth proportional to 671,283.72, 1,006,928.30 and 271,932.05 is: 407,899.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,283.72 : 1,006,928.30 = 271,932.05 : x
  2. Step 2: Convert to fraction form
    671,283.72/1,006,928.30 = 271,932.05/x
  3. Step 3: Cross multiply
    671,283.72x = 1,006,928.30 × 271,932.05
  4. Step 4: Simplify right side
    671,283.72x = 273,816,076,822.02
  5. Step 5: Solve for x
    x = 273,816,076,822.02/671,283.72
  6. Step 6: Final answer
    x = 407,899.18

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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.