Home / 351,017.46-484,402.71-189,872.94

Finding the Fourth Proportional to 351,017.46, 484,402.71 and 189,872.94

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Solution

The fourth proportional to 351,017.46, 484,402.71 and 189,872.94 is: 262,023.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,017.46 : 484,402.71 = 189,872.94 : x
  2. Step 2: Convert to fraction form
    351,017.46/484,402.71 = 189,872.94/x
  3. Step 3: Cross multiply
    351,017.46x = 484,402.71 × 189,872.94
  4. Step 4: Simplify right side
    351,017.46x = 91,974,966,691.67
  5. Step 5: Solve for x
    x = 91,974,966,691.67/351,017.46
  6. Step 6: Final answer
    x = 262,023.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.