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Finding the Fourth Proportional to 622.04, 933.10 and 365

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Solution

The fourth proportional to 622.04, 933.10 and 365 is: 547.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.04 : 933.10 = 365 : x
  2. Step 2: Convert to fraction form
    622.04/933.10 = 365/x
  3. Step 3: Cross multiply
    622.04x = 933.10 × 365
  4. Step 4: Simplify right side
    622.04x = 340,581.50
  5. Step 5: Solve for x
    x = 340,581.50/622.04
  6. Step 6: Final answer
    x = 547.52

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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.