Home / 951,801.76-1,313,479.56-522,078.94

Finding the Fourth Proportional to 951,801.76, 1,313,479.56 and 522,078.94

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Solution

The fourth proportional to 951,801.76, 1,313,479.56 and 522,078.94 is: 720,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,801.76 : 1,313,479.56 = 522,078.94 : x
  2. Step 2: Convert to fraction form
    951,801.76/1,313,479.56 = 522,078.94/x
  3. Step 3: Cross multiply
    951,801.76x = 1,313,479.56 × 522,078.94
  4. Step 4: Simplify right side
    951,801.76x = 685,740,016,396.47
  5. Step 5: Solve for x
    x = 685,740,016,396.47/951,801.76
  6. Step 6: Final answer
    x = 720,465.17

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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.