Home / 1,631.01-2,446.59-476.76

Finding the Fourth Proportional to 1,631.01, 2,446.59 and 476.76

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Solution

The fourth proportional to 1,631.01, 2,446.59 and 476.76 is: 715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.01 : 2,446.59 = 476.76 : x
  2. Step 2: Convert to fraction form
    1,631.01/2,446.59 = 476.76/x
  3. Step 3: Cross multiply
    1,631.01x = 2,446.59 × 476.76
  4. Step 4: Simplify right side
    1,631.01x = 1,166,436.25
  5. Step 5: Solve for x
    x = 1,166,436.25/1,631.01
  6. Step 6: Final answer
    x = 715.16

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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.