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Finding the Fourth Proportional to 653,329.68, 901,564.28 and 362,959.98

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Solution

The fourth proportional to 653,329.68, 901,564.28 and 362,959.98 is: 500,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,329.68 : 901,564.28 = 362,959.98 : x
  2. Step 2: Convert to fraction form
    653,329.68/901,564.28 = 362,959.98/x
  3. Step 3: Cross multiply
    653,329.68x = 901,564.28 × 362,959.98
  4. Step 4: Simplify right side
    653,329.68x = 327,231,749,202.95
  5. Step 5: Solve for x
    x = 327,231,749,202.95/653,329.68
  6. Step 6: Final answer
    x = 500,867.73

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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.