Home / 942,620.16-1,413,717.12-268,687.02

Finding the Fourth Proportional to 942,620.16, 1,413,717.12 and 268,687.02

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Solution

The fourth proportional to 942,620.16, 1,413,717.12 and 268,687.02 is: 402,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,620.16 : 1,413,717.12 = 268,687.02 : x
  2. Step 2: Convert to fraction form
    942,620.16/1,413,717.12 = 268,687.02/x
  3. Step 3: Cross multiply
    942,620.16x = 1,413,717.12 × 268,687.02
  4. Step 4: Simplify right side
    942,620.16x = 379,847,440,095.78
  5. Step 5: Solve for x
    x = 379,847,440,095.78/942,620.16
  6. Step 6: Final answer
    x = 402,969.78

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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.