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Finding the Fourth Proportional to 550,389.53, 759,620.57 and 335,654.16

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Solution

The fourth proportional to 550,389.53, 759,620.57 and 335,654.16 is: 463,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,389.53 : 759,620.57 = 335,654.16 : x
  2. Step 2: Convert to fraction form
    550,389.53/759,620.57 = 335,654.16/x
  3. Step 3: Cross multiply
    550,389.53x = 759,620.57 × 335,654.16
  4. Step 4: Simplify right side
    550,389.53x = 254,969,804,342.07
  5. Step 5: Solve for x
    x = 254,969,804,342.07/550,389.53
  6. Step 6: Final answer
    x = 463,253.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.