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Finding the Fourth Proportional to 437,637.26, 603,354.51 and 328,276.73

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Solution

The fourth proportional to 437,637.26, 603,354.51 and 328,276.73 is: 452,583.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,637.26 : 603,354.51 = 328,276.73 : x
  2. Step 2: Convert to fraction form
    437,637.26/603,354.51 = 328,276.73/x
  3. Step 3: Cross multiply
    437,637.26x = 603,354.51 × 328,276.73
  4. Step 4: Simplify right side
    437,637.26x = 198,067,247,081.94
  5. Step 5: Solve for x
    x = 198,067,247,081.94/437,637.26
  6. Step 6: Final answer
    x = 452,583.14

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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.