Home / 351,419.11-484,956.32-190,270.82

Finding the Fourth Proportional to 351,419.11, 484,956.32 and 190,270.82

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Solution

The fourth proportional to 351,419.11, 484,956.32 and 190,270.82 is: 262,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,419.11 : 484,956.32 = 190,270.82 : x
  2. Step 2: Convert to fraction form
    351,419.11/484,956.32 = 190,270.82/x
  3. Step 3: Cross multiply
    351,419.11x = 484,956.32 × 190,270.82
  4. Step 4: Simplify right side
    351,419.11x = 92,273,036,931.62
  5. Step 5: Solve for x
    x = 92,273,036,931.62/351,419.11
  6. Step 6: Final answer
    x = 262,572.62

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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.