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Finding the Fourth Proportional to 505,009.12, 757,601.16 and 224,548.24

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Solution

The fourth proportional to 505,009.12, 757,601.16 and 224,548.24 is: 336,861.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,009.12 : 757,601.16 = 224,548.24 : x
  2. Step 2: Convert to fraction form
    505,009.12/757,601.16 = 224,548.24/x
  3. Step 3: Cross multiply
    505,009.12x = 757,601.16 × 224,548.24
  4. Step 4: Simplify right side
    505,009.12x = 170,118,007,099.96
  5. Step 5: Solve for x
    x = 170,118,007,099.96/505,009.12
  6. Step 6: Final answer
    x = 336,861.26

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1.5x scale

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.