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Finding the Fourth Proportional to 1,060.07, 1,588.99 and 444.13

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Solution

The fourth proportional to 1,060.07, 1,588.99 and 444.13 is: 665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.07 : 1,588.99 = 444.13 : x
  2. Step 2: Convert to fraction form
    1,060.07/1,588.99 = 444.13/x
  3. Step 3: Cross multiply
    1,060.07x = 1,588.99 × 444.13
  4. Step 4: Simplify right side
    1,060.07x = 705,718.13
  5. Step 5: Solve for x
    x = 705,718.13/1,060.07
  6. Step 6: Final answer
    x = 665.73

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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.