Home / 493,526.86-681,067.30-267,172.36

Finding the Fourth Proportional to 493,526.86, 681,067.30 and 267,172.36

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Solution

The fourth proportional to 493,526.86, 681,067.30 and 267,172.36 is: 368,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,526.86 : 681,067.30 = 267,172.36 : x
  2. Step 2: Convert to fraction form
    493,526.86/681,067.30 = 267,172.36/x
  3. Step 3: Cross multiply
    493,526.86x = 681,067.30 × 267,172.36
  4. Step 4: Simplify right side
    493,526.86x = 181,962,357,859.83
  5. Step 5: Solve for x
    x = 181,962,357,859.83/493,526.86
  6. Step 6: Final answer
    x = 368,697.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.