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Finding the Fourth Proportional to 556.23, 834.71 and 350.93

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Solution

The fourth proportional to 556.23, 834.71 and 350.93 is: 526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.23 : 834.71 = 350.93 : x
  2. Step 2: Convert to fraction form
    556.23/834.71 = 350.93/x
  3. Step 3: Cross multiply
    556.23x = 834.71 × 350.93
  4. Step 4: Simplify right side
    556.23x = 292,925.11
  5. Step 5: Solve for x
    x = 292,925.11/556.23
  6. Step 6: Final answer
    x = 526.62

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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.