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Finding the Fourth Proportional to 436,951.32, 655,681.74 and 184,216.32

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Solution

The fourth proportional to 436,951.32, 655,681.74 and 184,216.32 is: 276,431.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,951.32 : 655,681.74 = 184,216.32 : x
  2. Step 2: Convert to fraction form
    436,951.32/655,681.74 = 184,216.32/x
  3. Step 3: Cross multiply
    436,951.32x = 655,681.74 × 184,216.32
  4. Step 4: Simplify right side
    436,951.32x = 120,787,277,234.00
  5. Step 5: Solve for x
    x = 120,787,277,234.00/436,951.32
  6. Step 6: Final answer
    x = 276,431.89

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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.