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Finding the Fourth Proportional to 503,977.85, 755,586.66 and 304,250.76

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Solution

The fourth proportional to 503,977.85, 755,586.66 and 304,250.76 is: 456,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,977.85 : 755,586.66 = 304,250.76 : x
  2. Step 2: Convert to fraction form
    503,977.85/755,586.66 = 304,250.76/x
  3. Step 3: Cross multiply
    503,977.85x = 755,586.66 × 304,250.76
  4. Step 4: Simplify right side
    503,977.85x = 229,887,815,550.86
  5. Step 5: Solve for x
    x = 229,887,815,550.86/503,977.85
  6. Step 6: Final answer
    x = 456,146.67

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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.