Home / 296,736.03-409,495.77-160,770.87

Finding the Fourth Proportional to 296,736.03, 409,495.77 and 160,770.87

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Solution

The fourth proportional to 296,736.03, 409,495.77 and 160,770.87 is: 221,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,736.03 : 409,495.77 = 160,770.87 : x
  2. Step 2: Convert to fraction form
    296,736.03/409,495.77 = 160,770.87/x
  3. Step 3: Cross multiply
    296,736.03x = 409,495.77 × 160,770.87
  4. Step 4: Simplify right side
    296,736.03x = 65,834,991,204.22
  5. Step 5: Solve for x
    x = 65,834,991,204.22/296,736.03
  6. Step 6: Final answer
    x = 221,863.83

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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.