Home / 711,697.42-1,067,698.41-262,419.58

Finding the Fourth Proportional to 711,697.42, 1,067,698.41 and 262,419.58

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Solution

The fourth proportional to 711,697.42, 1,067,698.41 and 262,419.58 is: 393,685.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,697.42 : 1,067,698.41 = 262,419.58 : x
  2. Step 2: Convert to fraction form
    711,697.42/1,067,698.41 = 262,419.58/x
  3. Step 3: Cross multiply
    711,697.42x = 1,067,698.41 × 262,419.58
  4. Step 4: Simplify right side
    711,697.42x = 280,184,968,318.87
  5. Step 5: Solve for x
    x = 280,184,968,318.87/711,697.42
  6. Step 6: Final answer
    x = 393,685.52

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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.