Home / 773,743.74-1,160,546.80-268,293.40

Finding the Fourth Proportional to 773,743.74, 1,160,546.80 and 268,293.40

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Solution

The fourth proportional to 773,743.74, 1,160,546.80 and 268,293.40 is: 402,416.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,743.74 : 1,160,546.80 = 268,293.40 : x
  2. Step 2: Convert to fraction form
    773,743.74/1,160,546.80 = 268,293.40/x
  3. Step 3: Cross multiply
    773,743.74x = 1,160,546.80 × 268,293.40
  4. Step 4: Simplify right side
    773,743.74x = 311,367,046,831.12
  5. Step 5: Solve for x
    x = 311,367,046,831.12/773,743.74
  6. Step 6: Final answer
    x = 402,416.24

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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.