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Finding the Fourth Proportional to 653,006.60, 901,099.71 and 366,471.33

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Solution

The fourth proportional to 653,006.60, 901,099.71 and 366,471.33 is: 505,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,006.60 : 901,099.71 = 366,471.33 : x
  2. Step 2: Convert to fraction form
    653,006.60/901,099.71 = 366,471.33/x
  3. Step 3: Cross multiply
    653,006.60x = 901,099.71 × 366,471.33
  4. Step 4: Simplify right side
    653,006.60x = 330,227,209,186.31
  5. Step 5: Solve for x
    x = 330,227,209,186.31/653,006.60
  6. Step 6: Final answer
    x = 505,702.71

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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.