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Finding the Fourth Proportional to 544,496.31, 751,451.40 and 302,825.97

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Solution

The fourth proportional to 544,496.31, 751,451.40 and 302,825.97 is: 417,925.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,496.31 : 751,451.40 = 302,825.97 : x
  2. Step 2: Convert to fraction form
    544,496.31/751,451.40 = 302,825.97/x
  3. Step 3: Cross multiply
    544,496.31x = 751,451.40 × 302,825.97
  4. Step 4: Simplify right side
    544,496.31x = 227,558,999,112.86
  5. Step 5: Solve for x
    x = 227,558,999,112.86/544,496.31
  6. Step 6: Final answer
    x = 417,925.70

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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.