Home / 320,893.33-442,815.95-175,671.27

Finding the Fourth Proportional to 320,893.33, 442,815.95 and 175,671.27

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Solution

The fourth proportional to 320,893.33, 442,815.95 and 175,671.27 is: 242,417.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,893.33 : 442,815.95 = 175,671.27 : x
  2. Step 2: Convert to fraction form
    320,893.33/442,815.95 = 175,671.27/x
  3. Step 3: Cross multiply
    320,893.33x = 442,815.95 × 175,671.27
  4. Step 4: Simplify right side
    320,893.33x = 77,790,040,312.76
  5. Step 5: Solve for x
    x = 77,790,040,312.76/320,893.33
  6. Step 6: Final answer
    x = 242,417.13

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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.