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Finding the Fourth Proportional to 556.02, 833.40 and 350.10

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Solution

The fourth proportional to 556.02, 833.40 and 350.10 is: 524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.02 : 833.40 = 350.10 : x
  2. Step 2: Convert to fraction form
    556.02/833.40 = 350.10/x
  3. Step 3: Cross multiply
    556.02x = 833.40 × 350.10
  4. Step 4: Simplify right side
    556.02x = 291,773.34
  5. Step 5: Solve for x
    x = 291,773.34/556.02
  6. Step 6: Final answer
    x = 524.75

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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.