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Finding the Fourth Proportional to 676,670.22, 933,804.45 and 370,766.43

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Solution

The fourth proportional to 676,670.22, 933,804.45 and 370,766.43 is: 511,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,670.22 : 933,804.45 = 370,766.43 : x
  2. Step 2: Convert to fraction form
    676,670.22/933,804.45 = 370,766.43/x
  3. Step 3: Cross multiply
    676,670.22x = 933,804.45 × 370,766.43
  4. Step 4: Simplify right side
    676,670.22x = 346,223,342,244.61
  5. Step 5: Solve for x
    x = 346,223,342,244.61/676,670.22
  6. Step 6: Final answer
    x = 511,657.42

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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.