Home / 348,045.10-522,067.65-327,309.10

Finding the Fourth Proportional to 348,045.10, 522,067.65 and 327,309.10

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Solution

The fourth proportional to 348,045.10, 522,067.65 and 327,309.10 is: 490,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,045.10 : 522,067.65 = 327,309.10 : x
  2. Step 2: Convert to fraction form
    348,045.10/522,067.65 = 327,309.10/x
  3. Step 3: Cross multiply
    348,045.10x = 522,067.65 × 327,309.10
  4. Step 4: Simplify right side
    348,045.10x = 170,877,492,660.62
  5. Step 5: Solve for x
    x = 170,877,492,660.62/348,045.10
  6. Step 6: Final answer
    x = 490,963.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.