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Finding the Fourth Proportional to 556.01, 833.09 and 373.45

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Solution

The fourth proportional to 556.01, 833.09 and 373.45 is: 559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.01 : 833.09 = 373.45 : x
  2. Step 2: Convert to fraction form
    556.01/833.09 = 373.45/x
  3. Step 3: Cross multiply
    556.01x = 833.09 × 373.45
  4. Step 4: Simplify right side
    556.01x = 311,117.46
  5. Step 5: Solve for x
    x = 311,117.46/556.01
  6. Step 6: Final answer
    x = 559.55

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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.