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Finding the Fourth Proportional to 471,558.58, 707,345.16 and 262,525.12

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Solution

The fourth proportional to 471,558.58, 707,345.16 and 262,525.12 is: 393,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,558.58 : 707,345.16 = 262,525.12 : x
  2. Step 2: Convert to fraction form
    471,558.58/707,345.16 = 262,525.12/x
  3. Step 3: Cross multiply
    471,558.58x = 707,345.16 × 262,525.12
  4. Step 4: Simplify right side
    471,558.58x = 185,695,873,010.42
  5. Step 5: Solve for x
    x = 185,695,873,010.42/471,558.58
  6. Step 6: Final answer
    x = 393,791.74

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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.