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Finding the Fourth Proportional to 556.38, 833.13 and 469.50

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Solution

The fourth proportional to 556.38, 833.13 and 469.50 is: 703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.38 : 833.13 = 469.50 : x
  2. Step 2: Convert to fraction form
    556.38/833.13 = 469.50/x
  3. Step 3: Cross multiply
    556.38x = 833.13 × 469.50
  4. Step 4: Simplify right side
    556.38x = 391,154.54
  5. Step 5: Solve for x
    x = 391,154.54/556.38
  6. Step 6: Final answer
    x = 703.03

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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.