Home / 671,133.55-1,006,702.40-165,694.59

Finding the Fourth Proportional to 671,133.55, 1,006,702.40 and 165,694.59

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Solution

The fourth proportional to 671,133.55, 1,006,702.40 and 165,694.59 is: 248,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,133.55 : 1,006,702.40 = 165,694.59 : x
  2. Step 2: Convert to fraction form
    671,133.55/1,006,702.40 = 165,694.59/x
  3. Step 3: Cross multiply
    671,133.55x = 1,006,702.40 × 165,694.59
  4. Step 4: Simplify right side
    671,133.55x = 166,805,138,536.89
  5. Step 5: Solve for x
    x = 166,805,138,536.89/671,133.55
  6. Step 6: Final answer
    x = 248,542.39

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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.