Home / 676,719.44-933,835.92-370,739.60

Finding the Fourth Proportional to 676,719.44, 933,835.92 and 370,739.60

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Solution

The fourth proportional to 676,719.44, 933,835.92 and 370,739.60 is: 511,600.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,719.44 : 933,835.92 = 370,739.60 : x
  2. Step 2: Convert to fraction form
    676,719.44/933,835.92 = 370,739.60/x
  3. Step 3: Cross multiply
    676,719.44x = 933,835.92 × 370,739.60
  4. Step 4: Simplify right side
    676,719.44x = 346,209,955,446.43
  5. Step 5: Solve for x
    x = 346,209,955,446.43/676,719.44
  6. Step 6: Final answer
    x = 511,600.43

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1.5x scale

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.