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Finding the Fourth Proportional to 622,068.60, 933,102.90 and 497,652.60

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Solution

The fourth proportional to 622,068.60, 933,102.90 and 497,652.60 is: 746,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,068.60 : 933,102.90 = 497,652.60 : x
  2. Step 2: Convert to fraction form
    622,068.60/933,102.90 = 497,652.60/x
  3. Step 3: Cross multiply
    622,068.60x = 933,102.90 × 497,652.60
  4. Step 4: Simplify right side
    622,068.60x = 464,361,084,252.54
  5. Step 5: Solve for x
    x = 464,361,084,252.54/622,068.60
  6. Step 6: Final answer
    x = 746,478.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.