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Finding the Fourth Proportional to 504,026.70, 756,040.06 and 379,610.70

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Solution

The fourth proportional to 504,026.70, 756,040.06 and 379,610.70 is: 569,416.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,026.70 : 756,040.06 = 379,610.70 : x
  2. Step 2: Convert to fraction form
    504,026.70/756,040.06 = 379,610.70/x
  3. Step 3: Cross multiply
    504,026.70x = 756,040.06 × 379,610.70
  4. Step 4: Simplify right side
    504,026.70x = 287,000,896,404.64
  5. Step 5: Solve for x
    x = 287,000,896,404.64/504,026.70
  6. Step 6: Final answer
    x = 569,416.06

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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.