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Finding the Fourth Proportional to 504,652.32, 756,981.60 and 149,669.28

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Solution

The fourth proportional to 504,652.32, 756,981.60 and 149,669.28 is: 224,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,652.32 : 756,981.60 = 149,669.28 : x
  2. Step 2: Convert to fraction form
    504,652.32/756,981.60 = 149,669.28/x
  3. Step 3: Cross multiply
    504,652.32x = 756,981.60 × 149,669.28
  4. Step 4: Simplify right side
    504,652.32x = 113,296,891,045.25
  5. Step 5: Solve for x
    x = 113,296,891,045.25/504,652.32
  6. Step 6: Final answer
    x = 224,504.85

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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.