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Finding the Fourth Proportional to 556.73, 836.07 and 534.69

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Solution

The fourth proportional to 556.73, 836.07 and 534.69 is: 802.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.73 : 836.07 = 534.69 : x
  2. Step 2: Convert to fraction form
    556.73/836.07 = 534.69/x
  3. Step 3: Cross multiply
    556.73x = 836.07 × 534.69
  4. Step 4: Simplify right side
    556.73x = 447,038.27
  5. Step 5: Solve for x
    x = 447,038.27/556.73
  6. Step 6: Final answer
    x = 802.97

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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.