Home / 452,015.52-623,896.08-308,833.44

Finding the Fourth Proportional to 452,015.52, 623,896.08 and 308,833.44

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Solution

The fourth proportional to 452,015.52, 623,896.08 and 308,833.44 is: 426,268.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,015.52 : 623,896.08 = 308,833.44 : x
  2. Step 2: Convert to fraction form
    452,015.52/623,896.08 = 308,833.44/x
  3. Step 3: Cross multiply
    452,015.52x = 623,896.08 × 308,833.44
  4. Step 4: Simplify right side
    452,015.52x = 192,679,972,588.92
  5. Step 5: Solve for x
    x = 192,679,972,588.92/452,015.52
  6. Step 6: Final answer
    x = 426,268.49

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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.