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Finding the Fourth Proportional to 704.51, 973.53 and 539.88

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Solution

The fourth proportional to 704.51, 973.53 and 539.88 is: 746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.51 : 973.53 = 539.88 : x
  2. Step 2: Convert to fraction form
    704.51/973.53 = 539.88/x
  3. Step 3: Cross multiply
    704.51x = 973.53 × 539.88
  4. Step 4: Simplify right side
    704.51x = 525,589.38
  5. Step 5: Solve for x
    x = 525,589.38/704.51
  6. Step 6: Final answer
    x = 746.04

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.