Home / 412,024.72-568,345.80-242,119.12

Finding the Fourth Proportional to 412,024.72, 568,345.80 and 242,119.12

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Solution

The fourth proportional to 412,024.72, 568,345.80 and 242,119.12 is: 333,978.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,024.72 : 568,345.80 = 242,119.12 : x
  2. Step 2: Convert to fraction form
    412,024.72/568,345.80 = 242,119.12/x
  3. Step 3: Cross multiply
    412,024.72x = 568,345.80 × 242,119.12
  4. Step 4: Simplify right side
    412,024.72x = 137,607,384,951.70
  5. Step 5: Solve for x
    x = 137,607,384,951.70/412,024.72
  6. Step 6: Final answer
    x = 333,978.47

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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.