Home / 296,619.82-409,333.05-160,650.58

Finding the Fourth Proportional to 296,619.82, 409,333.05 and 160,650.58

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Solution

The fourth proportional to 296,619.82, 409,333.05 and 160,650.58 is: 221,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,619.82 : 409,333.05 = 160,650.58 : x
  2. Step 2: Convert to fraction form
    296,619.82/409,333.05 = 160,650.58/x
  3. Step 3: Cross multiply
    296,619.82x = 409,333.05 × 160,650.58
  4. Step 4: Simplify right side
    296,619.82x = 65,759,591,895.67
  5. Step 5: Solve for x
    x = 65,759,591,895.67/296,619.82
  6. Step 6: Final answer
    x = 221,696.55

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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.