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Finding the Fourth Proportional to 504,379.04, 756,679.26 and 149,420.84

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Solution

The fourth proportional to 504,379.04, 756,679.26 and 149,420.84 is: 224,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,379.04 : 756,679.26 = 149,420.84 : x
  2. Step 2: Convert to fraction form
    504,379.04/756,679.26 = 149,420.84/x
  3. Step 3: Cross multiply
    504,379.04x = 756,679.26 × 149,420.84
  4. Step 4: Simplify right side
    504,379.04x = 113,063,650,639.78
  5. Step 5: Solve for x
    x = 113,063,650,639.78/504,379.04
  6. Step 6: Final answer
    x = 224,164.05

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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.