Home / 908,433.66-1,362,849.97-268,687.40

Finding the Fourth Proportional to 908,433.66, 1,362,849.97 and 268,687.40

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Solution

The fourth proportional to 908,433.66, 1,362,849.97 and 268,687.40 is: 403,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,433.66 : 1,362,849.97 = 268,687.40 : x
  2. Step 2: Convert to fraction form
    908,433.66/1,362,849.97 = 268,687.40/x
  3. Step 3: Cross multiply
    908,433.66x = 1,362,849.97 × 268,687.40
  4. Step 4: Simplify right side
    908,433.66x = 366,180,615,029.38
  5. Step 5: Solve for x
    x = 366,180,615,029.38/908,433.66
  6. Step 6: Final answer
    x = 403,090.10

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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.