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Finding the Fourth Proportional to 326,798.69, 450,982.46 and 183,558.85

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Solution

The fourth proportional to 326,798.69, 450,982.46 and 183,558.85 is: 253,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,798.69 : 450,982.46 = 183,558.85 : x
  2. Step 2: Convert to fraction form
    326,798.69/450,982.46 = 183,558.85/x
  3. Step 3: Cross multiply
    326,798.69x = 450,982.46 × 183,558.85
  4. Step 4: Simplify right side
    326,798.69x = 82,781,819,682.52
  5. Step 5: Solve for x
    x = 82,781,819,682.52/326,798.69
  6. Step 6: Final answer
    x = 253,311.36

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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.