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Finding the Fourth Proportional to 1,064.51, 1,596.77 and 602.31

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Solution

The fourth proportional to 1,064.51, 1,596.77 and 602.31 is: 903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064.51 : 1,596.77 = 602.31 : x
  2. Step 2: Convert to fraction form
    1,064.51/1,596.77 = 602.31/x
  3. Step 3: Cross multiply
    1,064.51x = 1,596.77 × 602.31
  4. Step 4: Simplify right side
    1,064.51x = 961,755.77
  5. Step 5: Solve for x
    x = 961,755.77/1,064.51
  6. Step 6: Final answer
    x = 903.47

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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.