Home / 349,378.10-524,067.15-323,717.30

Finding the Fourth Proportional to 349,378.10, 524,067.15 and 323,717.30

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Solution

The fourth proportional to 349,378.10, 524,067.15 and 323,717.30 is: 485,575.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,378.10 : 524,067.15 = 323,717.30 : x
  2. Step 2: Convert to fraction form
    349,378.10/524,067.15 = 323,717.30/x
  3. Step 3: Cross multiply
    349,378.10x = 524,067.15 × 323,717.30
  4. Step 4: Simplify right side
    349,378.10x = 169,649,602,816.70
  5. Step 5: Solve for x
    x = 169,649,602,816.70/349,378.10
  6. Step 6: Final answer
    x = 485,575.95

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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.