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Finding the Fourth Proportional to 377,013.42, 519,892.83 and 249,642.54

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Solution

The fourth proportional to 377,013.42, 519,892.83 and 249,642.54 is: 344,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,013.42 : 519,892.83 = 249,642.54 : x
  2. Step 2: Convert to fraction form
    377,013.42/519,892.83 = 249,642.54/x
  3. Step 3: Cross multiply
    377,013.42x = 519,892.83 × 249,642.54
  4. Step 4: Simplify right side
    377,013.42x = 129,787,366,608.99
  5. Step 5: Solve for x
    x = 129,787,366,608.99/377,013.42
  6. Step 6: Final answer
    x = 344,251.32

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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.