Home / 322,943.36-445,655.93-179,702.15

Finding the Fourth Proportional to 322,943.36, 445,655.93 and 179,702.15

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Solution

The fourth proportional to 322,943.36, 445,655.93 and 179,702.15 is: 247,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,943.36 : 445,655.93 = 179,702.15 : x
  2. Step 2: Convert to fraction form
    322,943.36/445,655.93 = 179,702.15/x
  3. Step 3: Cross multiply
    322,943.36x = 445,655.93 × 179,702.15
  4. Step 4: Simplify right side
    322,943.36x = 80,085,325,654.46
  5. Step 5: Solve for x
    x = 80,085,325,654.46/322,943.36
  6. Step 6: Final answer
    x = 247,985.67

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1.5x scale

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.