Home / 296,628.12-409,357.02-162,492.12

Finding the Fourth Proportional to 296,628.12, 409,357.02 and 162,492.12

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Solution

The fourth proportional to 296,628.12, 409,357.02 and 162,492.12 is: 224,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,628.12 : 409,357.02 = 162,492.12 : x
  2. Step 2: Convert to fraction form
    296,628.12/409,357.02 = 162,492.12/x
  3. Step 3: Cross multiply
    296,628.12x = 409,357.02 × 162,492.12
  4. Step 4: Simplify right side
    296,628.12x = 66,517,290,016.68
  5. Step 5: Solve for x
    x = 66,517,290,016.68/296,628.12
  6. Step 6: Final answer
    x = 224,244.72

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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.