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Finding the Fourth Proportional to 373,825.71, 557,877.81 and 333,934.83

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Solution

The fourth proportional to 373,825.71, 557,877.81 and 333,934.83 is: 498,346.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,825.71 : 557,877.81 = 333,934.83 : x
  2. Step 2: Convert to fraction form
    373,825.71/557,877.81 = 333,934.83/x
  3. Step 3: Cross multiply
    373,825.71x = 557,877.81 × 333,934.83
  4. Step 4: Simplify right side
    373,825.71x = 186,294,831,643.12
  5. Step 5: Solve for x
    x = 186,294,831,643.12/373,825.71
  6. Step 6: Final answer
    x = 498,346.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.