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Finding the Fourth Proportional to 450,773.59, 675,086.99 and 260,833.66

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Solution

The fourth proportional to 450,773.59, 675,086.99 and 260,833.66 is: 390,629.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,773.59 : 675,086.99 = 260,833.66 : x
  2. Step 2: Convert to fraction form
    450,773.59/675,086.99 = 260,833.66/x
  3. Step 3: Cross multiply
    450,773.59x = 675,086.99 × 260,833.66
  4. Step 4: Simplify right side
    450,773.59x = 176,085,409,768.00
  5. Step 5: Solve for x
    x = 176,085,409,768.00/450,773.59
  6. Step 6: Final answer
    x = 390,629.39

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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.