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Finding the Fourth Proportional to 544,903.14, 817,345.59 and 245,171.55

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Solution

The fourth proportional to 544,903.14, 817,345.59 and 245,171.55 is: 367,753.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,903.14 : 817,345.59 = 245,171.55 : x
  2. Step 2: Convert to fraction form
    544,903.14/817,345.59 = 245,171.55/x
  3. Step 3: Cross multiply
    544,903.14x = 817,345.59 × 245,171.55
  4. Step 4: Simplify right side
    544,903.14x = 200,389,885,185.96
  5. Step 5: Solve for x
    x = 200,389,885,185.96/544,903.14
  6. Step 6: Final answer
    x = 367,753.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.