Home / 476,280.59-714,529.83-206,453.89

Finding the Fourth Proportional to 476,280.59, 714,529.83 and 206,453.89

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Solution

The fourth proportional to 476,280.59, 714,529.83 and 206,453.89 is: 309,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,280.59 : 714,529.83 = 206,453.89 : x
  2. Step 2: Convert to fraction form
    476,280.59/714,529.83 = 206,453.89/x
  3. Step 3: Cross multiply
    476,280.59x = 714,529.83 × 206,453.89
  4. Step 4: Simplify right side
    476,280.59x = 147,517,459,351.89
  5. Step 5: Solve for x
    x = 147,517,459,351.89/476,280.59
  6. Step 6: Final answer
    x = 309,728.05

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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.