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Finding the Fourth Proportional to 602,390.18, 903,583.83 and 332,505.38

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Solution

The fourth proportional to 602,390.18, 903,583.83 and 332,505.38 is: 498,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,390.18 : 903,583.83 = 332,505.38 : x
  2. Step 2: Convert to fraction form
    602,390.18/903,583.83 = 332,505.38/x
  3. Step 3: Cross multiply
    602,390.18x = 903,583.83 × 332,505.38
  4. Step 4: Simplify right side
    602,390.18x = 300,446,484,756.01
  5. Step 5: Solve for x
    x = 300,446,484,756.01/602,390.18
  6. Step 6: Final answer
    x = 498,757.28

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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.