Home / 672,888.41-1,008,926.09-268,142.89

Finding the Fourth Proportional to 672,888.41, 1,008,926.09 and 268,142.89

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Solution

The fourth proportional to 672,888.41, 1,008,926.09 and 268,142.89 is: 402,052.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,888.41 : 1,008,926.09 = 268,142.89 : x
  2. Step 2: Convert to fraction form
    672,888.41/1,008,926.09 = 268,142.89/x
  3. Step 3: Cross multiply
    672,888.41x = 1,008,926.09 × 268,142.89
  4. Step 4: Simplify right side
    672,888.41x = 270,536,355,849.09
  5. Step 5: Solve for x
    x = 270,536,355,849.09/672,888.41
  6. Step 6: Final answer
    x = 402,052.33

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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.