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Finding the Fourth Proportional to 544,618.25, 751,569 and 299,597.74

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Solution

The fourth proportional to 544,618.25, 751,569 and 299,597.74 is: 413,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,618.25 : 751,569 = 299,597.74 : x
  2. Step 2: Convert to fraction form
    544,618.25/751,569 = 299,597.74/x
  3. Step 3: Cross multiply
    544,618.25x = 751,569 × 299,597.74
  4. Step 4: Simplify right side
    544,618.25x = 225,168,373,854.06
  5. Step 5: Solve for x
    x = 225,168,373,854.06/544,618.25
  6. Step 6: Final answer
    x = 413,442.58

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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.