Home / 551,241.28-760,831.44-336,335.20

Finding the Fourth Proportional to 551,241.28, 760,831.44 and 336,335.20

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Solution

The fourth proportional to 551,241.28, 760,831.44 and 336,335.20 is: 464,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,241.28 : 760,831.44 = 336,335.20 : x
  2. Step 2: Convert to fraction form
    551,241.28/760,831.44 = 336,335.20/x
  3. Step 3: Cross multiply
    551,241.28x = 760,831.44 × 336,335.20
  4. Step 4: Simplify right side
    551,241.28x = 255,894,394,538.69
  5. Step 5: Solve for x
    x = 255,894,394,538.69/551,241.28
  6. Step 6: Final answer
    x = 464,214.86

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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.