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Finding the Fourth Proportional to 650,163.12, 897,264.72 and 363,702.48

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Solution

The fourth proportional to 650,163.12, 897,264.72 and 363,702.48 is: 501,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,163.12 : 897,264.72 = 363,702.48 : x
  2. Step 2: Convert to fraction form
    650,163.12/897,264.72 = 363,702.48/x
  3. Step 3: Cross multiply
    650,163.12x = 897,264.72 × 363,702.48
  4. Step 4: Simplify right side
    650,163.12x = 326,337,403,880.51
  5. Step 5: Solve for x
    x = 326,337,403,880.51/650,163.12
  6. Step 6: Final answer
    x = 501,931.58

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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.