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Finding the Fourth Proportional to 533,855.56, 736,764.42 and 304,484.98

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Solution

The fourth proportional to 533,855.56, 736,764.42 and 304,484.98 is: 420,214.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,855.56 : 736,764.42 = 304,484.98 : x
  2. Step 2: Convert to fraction form
    533,855.56/736,764.42 = 304,484.98/x
  3. Step 3: Cross multiply
    533,855.56x = 736,764.42 × 304,484.98
  4. Step 4: Simplify right side
    533,855.56x = 224,333,699,688.41
  5. Step 5: Solve for x
    x = 224,333,699,688.41/533,855.56
  6. Step 6: Final answer
    x = 420,214.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.