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Finding the Fourth Proportional to 534.93, 737.82 and 526.83

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Solution

The fourth proportional to 534.93, 737.82 and 526.83 is: 726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.93 : 737.82 = 526.83 : x
  2. Step 2: Convert to fraction form
    534.93/737.82 = 526.83/x
  3. Step 3: Cross multiply
    534.93x = 737.82 × 526.83
  4. Step 4: Simplify right side
    534.93x = 388,705.71
  5. Step 5: Solve for x
    x = 388,705.71/534.93
  6. Step 6: Final answer
    x = 726.65

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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.