Home / 461,030.28-636,284.21-270,119.76

Finding the Fourth Proportional to 461,030.28, 636,284.21 and 270,119.76

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Solution

The fourth proportional to 461,030.28, 636,284.21 and 270,119.76 is: 372,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,030.28 : 636,284.21 = 270,119.76 : x
  2. Step 2: Convert to fraction form
    461,030.28/636,284.21 = 270,119.76/x
  3. Step 3: Cross multiply
    461,030.28x = 636,284.21 × 270,119.76
  4. Step 4: Simplify right side
    461,030.28x = 171,872,936,746.39
  5. Step 5: Solve for x
    x = 171,872,936,746.39/461,030.28
  6. Step 6: Final answer
    x = 372,801.84

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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.