Home / 676,432.11-933,486.48-370,536.69

Finding the Fourth Proportional to 676,432.11, 933,486.48 and 370,536.69

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Solution

The fourth proportional to 676,432.11, 933,486.48 and 370,536.69 is: 511,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,432.11 : 933,486.48 = 370,536.69 : x
  2. Step 2: Convert to fraction form
    676,432.11/933,486.48 = 370,536.69/x
  3. Step 3: Cross multiply
    676,432.11x = 933,486.48 × 370,536.69
  4. Step 4: Simplify right side
    676,432.11x = 345,890,990,458.95
  5. Step 5: Solve for x
    x = 345,890,990,458.95/676,432.11
  6. Step 6: Final answer
    x = 511,346.20

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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.