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Finding the Fourth Proportional to 503,666.82, 755,762.67 and 223,118.46

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Solution

The fourth proportional to 503,666.82, 755,762.67 and 223,118.46 is: 334,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,666.82 : 755,762.67 = 223,118.46 : x
  2. Step 2: Convert to fraction form
    503,666.82/755,762.67 = 223,118.46/x
  3. Step 3: Cross multiply
    503,666.82x = 755,762.67 × 223,118.46
  4. Step 4: Simplify right side
    503,666.82x = 168,624,603,055.89
  5. Step 5: Solve for x
    x = 168,624,603,055.89/503,666.82
  6. Step 6: Final answer
    x = 334,793.95

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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.