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Finding the Fourth Proportional to 439,392.24, 606,337.74 and 248,394.24

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Solution

The fourth proportional to 439,392.24, 606,337.74 and 248,394.24 is: 342,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,392.24 : 606,337.74 = 248,394.24 : x
  2. Step 2: Convert to fraction form
    439,392.24/606,337.74 = 248,394.24/x
  3. Step 3: Cross multiply
    439,392.24x = 606,337.74 × 248,394.24
  4. Step 4: Simplify right side
    439,392.24x = 150,610,802,110.62
  5. Step 5: Solve for x
    x = 150,610,802,110.62/439,392.24
  6. Step 6: Final answer
    x = 342,770.74

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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.