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Finding the Fourth Proportional to 1,337.58, 2,006.48 and 460.06

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Solution

The fourth proportional to 1,337.58, 2,006.48 and 460.06 is: 690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.58 : 2,006.48 = 460.06 : x
  2. Step 2: Convert to fraction form
    1,337.58/2,006.48 = 460.06/x
  3. Step 3: Cross multiply
    1,337.58x = 2,006.48 × 460.06
  4. Step 4: Simplify right side
    1,337.58x = 923,101.19
  5. Step 5: Solve for x
    x = 923,101.19/1,337.58
  6. Step 6: Final answer
    x = 690.13

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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.