Home / 693,043.85-1,038,958.40-333,035.39

Finding the Fourth Proportional to 693,043.85, 1,038,958.40 and 333,035.39

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Solution

The fourth proportional to 693,043.85, 1,038,958.40 and 333,035.39 is: 499,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,043.85 : 1,038,958.40 = 333,035.39 : x
  2. Step 2: Convert to fraction form
    693,043.85/1,038,958.40 = 333,035.39/x
  3. Step 3: Cross multiply
    693,043.85x = 1,038,958.40 × 333,035.39
  4. Step 4: Simplify right side
    693,043.85x = 346,009,919,367.76
  5. Step 5: Solve for x
    x = 346,009,919,367.76/693,043.85
  6. Step 6: Final answer
    x = 499,261.22

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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.