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Finding the Fourth Proportional to 653,329.05, 901,563.42 and 362,959.35

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Solution

The fourth proportional to 653,329.05, 901,563.42 and 362,959.35 is: 500,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,329.05 : 901,563.42 = 362,959.35 : x
  2. Step 2: Convert to fraction form
    653,329.05/901,563.42 = 362,959.35/x
  3. Step 3: Cross multiply
    653,329.05x = 901,563.42 × 362,959.35
  4. Step 4: Simplify right side
    653,329.05x = 327,230,872,906.98
  5. Step 5: Solve for x
    x = 327,230,872,906.98/653,329.05
  6. Step 6: Final answer
    x = 500,866.87

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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.