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Finding the Fourth Proportional to 623.09, 933.93 and 501.44

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Solution

The fourth proportional to 623.09, 933.93 and 501.44 is: 751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    623.09 : 933.93 = 501.44 : x
  2. Step 2: Convert to fraction form
    623.09/933.93 = 501.44/x
  3. Step 3: Cross multiply
    623.09x = 933.93 × 501.44
  4. Step 4: Simplify right side
    623.09x = 468,305.19
  5. Step 5: Solve for x
    x = 468,305.19/623.09
  6. Step 6: Final answer
    x = 751.59

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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.