Home / 676,699.30-933,884.20-370,776.27

Finding the Fourth Proportional to 676,699.30, 933,884.20 and 370,776.27

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Solution

The fourth proportional to 676,699.30, 933,884.20 and 370,776.27 is: 511,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,699.30 : 933,884.20 = 370,776.27 : x
  2. Step 2: Convert to fraction form
    676,699.30/933,884.20 = 370,776.27/x
  3. Step 3: Cross multiply
    676,699.30x = 933,884.20 × 370,776.27
  4. Step 4: Simplify right side
    676,699.30x = 346,262,100,287.93
  5. Step 5: Solve for x
    x = 346,262,100,287.93/676,699.30
  6. Step 6: Final answer
    x = 511,692.71

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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.