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Finding the Fourth Proportional to 504,612.01, 757,064.13 and 149,634.57

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Solution

The fourth proportional to 504,612.01, 757,064.13 and 149,634.57 is: 224,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,612.01 : 757,064.13 = 149,634.57 : x
  2. Step 2: Convert to fraction form
    504,612.01/757,064.13 = 149,634.57/x
  3. Step 3: Cross multiply
    504,612.01x = 757,064.13 × 149,634.57
  4. Step 4: Simplify right side
    504,612.01x = 113,282,967,832.84
  5. Step 5: Solve for x
    x = 113,282,967,832.84/504,612.01
  6. Step 6: Final answer
    x = 224,495.19

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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.