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Finding the Fourth Proportional to 361,357.67, 498,846.93 and 254,019.71

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Solution

The fourth proportional to 361,357.67, 498,846.93 and 254,019.71 is: 350,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,357.67 : 498,846.93 = 254,019.71 : x
  2. Step 2: Convert to fraction form
    361,357.67/498,846.93 = 254,019.71/x
  3. Step 3: Cross multiply
    361,357.67x = 498,846.93 × 254,019.71
  4. Step 4: Simplify right side
    361,357.67x = 126,716,952,492.99
  5. Step 5: Solve for x
    x = 126,716,952,492.99/361,357.67
  6. Step 6: Final answer
    x = 350,669.05

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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.