Home / 553,819.28-832,229.74-301,286.36

Finding the Fourth Proportional to 553,819.28, 832,229.74 and 301,286.36

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Solution

The fourth proportional to 553,819.28, 832,229.74 and 301,286.36 is: 452,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,819.28 : 832,229.74 = 301,286.36 : x
  2. Step 2: Convert to fraction form
    553,819.28/832,229.74 = 301,286.36/x
  3. Step 3: Cross multiply
    553,819.28x = 832,229.74 × 301,286.36
  4. Step 4: Simplify right side
    553,819.28x = 250,739,469,048.35
  5. Step 5: Solve for x
    x = 250,739,469,048.35/553,819.28
  6. Step 6: Final answer
    x = 452,746.01

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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.