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Finding the Fourth Proportional to 452,910.42, 679,477.01 and 225,313.52

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Solution

The fourth proportional to 452,910.42, 679,477.01 and 225,313.52 is: 338,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,910.42 : 679,477.01 = 225,313.52 : x
  2. Step 2: Convert to fraction form
    452,910.42/679,477.01 = 225,313.52/x
  3. Step 3: Cross multiply
    452,910.42x = 679,477.01 × 225,313.52
  4. Step 4: Simplify right side
    452,910.42x = 153,095,352,358.22
  5. Step 5: Solve for x
    x = 153,095,352,358.22/452,910.42
  6. Step 6: Final answer
    x = 338,025.68

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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.