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Finding the Fourth Proportional to 451,818.25, 676,804.71 and 252,244.92

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Solution

The fourth proportional to 451,818.25, 676,804.71 and 252,244.92 is: 377,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,818.25 : 676,804.71 = 252,244.92 : x
  2. Step 2: Convert to fraction form
    451,818.25/676,804.71 = 252,244.92/x
  3. Step 3: Cross multiply
    451,818.25x = 676,804.71 × 252,244.92
  4. Step 4: Simplify right side
    451,818.25x = 170,720,549,929.57
  5. Step 5: Solve for x
    x = 170,720,549,929.57/451,818.25
  6. Step 6: Final answer
    x = 377,852.27

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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.