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Finding the Fourth Proportional to 348,049.70, 522,074.55 and 181,816.10

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Solution

The fourth proportional to 348,049.70, 522,074.55 and 181,816.10 is: 272,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,049.70 : 522,074.55 = 181,816.10 : x
  2. Step 2: Convert to fraction form
    348,049.70/522,074.55 = 181,816.10/x
  3. Step 3: Cross multiply
    348,049.70x = 522,074.55 × 181,816.10
  4. Step 4: Simplify right side
    348,049.70x = 94,921,558,590.26
  5. Step 5: Solve for x
    x = 94,921,558,590.26/348,049.70
  6. Step 6: Final answer
    x = 272,724.15

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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.