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Finding the Fourth Proportional to 632,063.07, 872,241.08 and 345,580.11

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Solution

The fourth proportional to 632,063.07, 872,241.08 and 345,580.11 is: 476,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,063.07 : 872,241.08 = 345,580.11 : x
  2. Step 2: Convert to fraction form
    632,063.07/872,241.08 = 345,580.11/x
  3. Step 3: Cross multiply
    632,063.07x = 872,241.08 × 345,580.11
  4. Step 4: Simplify right side
    632,063.07x = 301,429,166,645.02
  5. Step 5: Solve for x
    x = 301,429,166,645.02/632,063.07
  6. Step 6: Final answer
    x = 476,897.29

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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.