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Finding the Fourth Proportional to 337,859.88, 466,043.93 and 223,138.76

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Solution

The fourth proportional to 337,859.88, 466,043.93 and 223,138.76 is: 307,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,859.88 : 466,043.93 = 223,138.76 : x
  2. Step 2: Convert to fraction form
    337,859.88/466,043.93 = 223,138.76/x
  3. Step 3: Cross multiply
    337,859.88x = 466,043.93 × 223,138.76
  4. Step 4: Simplify right side
    337,859.88x = 103,992,461,199.81
  5. Step 5: Solve for x
    x = 103,992,461,199.81/337,859.88
  6. Step 6: Final answer
    x = 307,797.60

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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.