Home / 908,162-1,362,281.32-268,467.20

Finding the Fourth Proportional to 908,162, 1,362,281.32 and 268,467.20

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Solution

The fourth proportional to 908,162, 1,362,281.32 and 268,467.20 is: 402,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,162 : 1,362,281.32 = 268,467.20 : x
  2. Step 2: Convert to fraction form
    908,162/1,362,281.32 = 268,467.20/x
  3. Step 3: Cross multiply
    908,162x = 1,362,281.32 × 268,467.20
  4. Step 4: Simplify right side
    908,162x = 365,727,851,592.70
  5. Step 5: Solve for x
    x = 365,727,851,592.70/908,162
  6. Step 6: Final answer
    x = 402,712.13

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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.