Home / 842,711.84-1,162,942.36-460,738.64

Finding the Fourth Proportional to 842,711.84, 1,162,942.36 and 460,738.64

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Solution

The fourth proportional to 842,711.84, 1,162,942.36 and 460,738.64 is: 635,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,711.84 : 1,162,942.36 = 460,738.64 : x
  2. Step 2: Convert to fraction form
    842,711.84/1,162,942.36 = 460,738.64/x
  3. Step 3: Cross multiply
    842,711.84x = 1,162,942.36 × 460,738.64
  4. Step 4: Simplify right side
    842,711.84x = 535,812,481,344.79
  5. Step 5: Solve for x
    x = 535,812,481,344.79/842,711.84
  6. Step 6: Final answer
    x = 635,819.33

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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.