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Finding the Fourth Proportional to 707.51, 1,062.17 and 599.97

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Solution

The fourth proportional to 707.51, 1,062.17 and 599.97 is: 900.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    707.51 : 1,062.17 = 599.97 : x
  2. Step 2: Convert to fraction form
    707.51/1,062.17 = 599.97/x
  3. Step 3: Cross multiply
    707.51x = 1,062.17 × 599.97
  4. Step 4: Simplify right side
    707.51x = 637,267.14
  5. Step 5: Solve for x
    x = 637,267.14/707.51
  6. Step 6: Final answer
    x = 900.72

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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.