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Finding the Fourth Proportional to 544,489.45, 751,364.54 and 302,766.83

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Solution

The fourth proportional to 544,489.45, 751,364.54 and 302,766.83 is: 417,801.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,489.45 : 751,364.54 = 302,766.83 : x
  2. Step 2: Convert to fraction form
    544,489.45/751,364.54 = 302,766.83/x
  3. Step 3: Cross multiply
    544,489.45x = 751,364.54 × 302,766.83
  4. Step 4: Simplify right side
    544,489.45x = 227,488,259,950.21
  5. Step 5: Solve for x
    x = 227,488,259,950.21/544,489.45
  6. Step 6: Final answer
    x = 417,801.04

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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.