Home / 692,924.40-1,040,455.80-377,996.40

Finding the Fourth Proportional to 692,924.40, 1,040,455.80 and 377,996.40

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Solution

The fourth proportional to 692,924.40, 1,040,455.80 and 377,996.40 is: 567,577.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,924.40 : 1,040,455.80 = 377,996.40 : x
  2. Step 2: Convert to fraction form
    692,924.40/1,040,455.80 = 377,996.40/x
  3. Step 3: Cross multiply
    692,924.40x = 1,040,455.80 × 377,996.40
  4. Step 4: Simplify right side
    692,924.40x = 393,288,546,759.12
  5. Step 5: Solve for x
    x = 393,288,546,759.12/692,924.40
  6. Step 6: Final answer
    x = 567,577.86

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1.5x scale

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.