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Finding the Fourth Proportional to 1,339.41, 2,010.00 and 473.69

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Solution

The fourth proportional to 1,339.41, 2,010.00 and 473.69 is: 710.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339.41 : 2,010.00 = 473.69 : x
  2. Step 2: Convert to fraction form
    1,339.41/2,010.00 = 473.69/x
  3. Step 3: Cross multiply
    1,339.41x = 2,010.00 × 473.69
  4. Step 4: Simplify right side
    1,339.41x = 952,114.53
  5. Step 5: Solve for x
    x = 952,114.53/1,339.41
  6. Step 6: Final answer
    x = 710.85

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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.