Home / 992,464.80-1,488,697.20-677,536.80

Finding the Fourth Proportional to 992,464.80, 1,488,697.20 and 677,536.80

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Solution

The fourth proportional to 992,464.80, 1,488,697.20 and 677,536.80 is: 1,016,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,464.80 : 1,488,697.20 = 677,536.80 : x
  2. Step 2: Convert to fraction form
    992,464.80/1,488,697.20 = 677,536.80/x
  3. Step 3: Cross multiply
    992,464.80x = 1,488,697.20 × 677,536.80
  4. Step 4: Simplify right side
    992,464.80x = 1,008,647,137,056.96
  5. Step 5: Solve for x
    x = 1,008,647,137,056.96/992,464.80
  6. Step 6: Final answer
    x = 1,016,305.20

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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.