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Finding the Fourth Proportional to 544,489.57, 751,364.71 and 302,766.95

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Solution

The fourth proportional to 544,489.57, 751,364.71 and 302,766.95 is: 417,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,489.57 : 751,364.71 = 302,766.95 : x
  2. Step 2: Convert to fraction form
    544,489.57/751,364.71 = 302,766.95/x
  3. Step 3: Cross multiply
    544,489.57x = 751,364.71 × 302,766.95
  4. Step 4: Simplify right side
    544,489.57x = 227,488,402,705.83
  5. Step 5: Solve for x
    x = 227,488,402,705.83/544,489.57
  6. Step 6: Final answer
    x = 417,801.21

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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.