Home / 493,289.60-740,162.76-268,382.12

Finding the Fourth Proportional to 493,289.60, 740,162.76 and 268,382.12

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Solution

The fourth proportional to 493,289.60, 740,162.76 and 268,382.12 is: 402,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,289.60 : 740,162.76 = 268,382.12 : x
  2. Step 2: Convert to fraction form
    493,289.60/740,162.76 = 268,382.12/x
  3. Step 3: Cross multiply
    493,289.60x = 740,162.76 × 268,382.12
  4. Step 4: Simplify right side
    493,289.60x = 198,646,450,673.85
  5. Step 5: Solve for x
    x = 198,646,450,673.85/493,289.60
  6. Step 6: Final answer
    x = 402,697.42

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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.