Home / 672,894.42-1,008,935.08-268,148.88

Finding the Fourth Proportional to 672,894.42, 1,008,935.08 and 268,148.88

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Solution

The fourth proportional to 672,894.42, 1,008,935.08 and 268,148.88 is: 402,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,894.42 : 1,008,935.08 = 268,148.88 : x
  2. Step 2: Convert to fraction form
    672,894.42/1,008,935.08 = 268,148.88/x
  3. Step 3: Cross multiply
    672,894.42x = 1,008,935.08 × 268,148.88
  4. Step 4: Simplify right side
    672,894.42x = 270,544,811,694.71
  5. Step 5: Solve for x
    x = 270,544,811,694.71/672,894.42
  6. Step 6: Final answer
    x = 402,061.31

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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.