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Finding the Fourth Proportional to 505,009.62, 757,601.91 and 224,548.74

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Solution

The fourth proportional to 505,009.62, 757,601.91 and 224,548.74 is: 336,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,009.62 : 757,601.91 = 224,548.74 : x
  2. Step 2: Convert to fraction form
    505,009.62/757,601.91 = 224,548.74/x
  3. Step 3: Cross multiply
    505,009.62x = 757,601.91 × 224,548.74
  4. Step 4: Simplify right side
    505,009.62x = 170,118,554,312.09
  5. Step 5: Solve for x
    x = 170,118,554,312.09/505,009.62
  6. Step 6: Final answer
    x = 336,862.01

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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.