Home / 296,620.09-409,333.33-160,650.92

Finding the Fourth Proportional to 296,620.09, 409,333.33 and 160,650.92

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Solution

The fourth proportional to 296,620.09, 409,333.33 and 160,650.92 is: 221,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,620.09 : 409,333.33 = 160,650.92 : x
  2. Step 2: Convert to fraction form
    296,620.09/409,333.33 = 160,650.92/x
  3. Step 3: Cross multiply
    296,620.09x = 409,333.33 × 160,650.92
  4. Step 4: Simplify right side
    296,620.09x = 65,759,776,051.16
  5. Step 5: Solve for x
    x = 65,759,776,051.16/296,620.09
  6. Step 6: Final answer
    x = 221,696.97

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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.