Home / 1,631.04-2,446.97-476.79

Finding the Fourth Proportional to 1,631.04, 2,446.97 and 476.79

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Solution

The fourth proportional to 1,631.04, 2,446.97 and 476.79 is: 715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.04 : 2,446.97 = 476.79 : x
  2. Step 2: Convert to fraction form
    1,631.04/2,446.97 = 476.79/x
  3. Step 3: Cross multiply
    1,631.04x = 2,446.97 × 476.79
  4. Step 4: Simplify right side
    1,631.04x = 1,166,690.83
  5. Step 5: Solve for x
    x = 1,166,690.83/1,631.04
  6. Step 6: Final answer
    x = 715.30

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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.