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Finding the Fourth Proportional to 504,628.15, 757,088.33 and 149,650.72

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Solution

The fourth proportional to 504,628.15, 757,088.33 and 149,650.72 is: 224,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,628.15 : 757,088.33 = 149,650.72 : x
  2. Step 2: Convert to fraction form
    504,628.15/757,088.33 = 149,650.72/x
  3. Step 3: Cross multiply
    504,628.15x = 757,088.33 × 149,650.72
  4. Step 4: Simplify right side
    504,628.15x = 113,298,810,276.78
  5. Step 5: Solve for x
    x = 113,298,810,276.78/504,628.15
  6. Step 6: Final answer
    x = 224,519.40

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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.