Home / 293,264.20-404,709.30-159,128.20

Finding the Fourth Proportional to 293,264.20, 404,709.30 and 159,128.20

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Solution

The fourth proportional to 293,264.20, 404,709.30 and 159,128.20 is: 219,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,264.20 : 404,709.30 = 159,128.20 : x
  2. Step 2: Convert to fraction form
    293,264.20/404,709.30 = 159,128.20/x
  3. Step 3: Cross multiply
    293,264.20x = 404,709.30 × 159,128.20
  4. Step 4: Simplify right side
    293,264.20x = 64,400,662,432.26
  5. Step 5: Solve for x
    x = 64,400,662,432.26/293,264.20
  6. Step 6: Final answer
    x = 219,599.47

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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.