Home / 842,624.43-1,162,738.16-480,026.69

Finding the Fourth Proportional to 842,624.43, 1,162,738.16 and 480,026.69

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Solution

The fourth proportional to 842,624.43, 1,162,738.16 and 480,026.69 is: 662,389.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,624.43 : 1,162,738.16 = 480,026.69 : x
  2. Step 2: Convert to fraction form
    842,624.43/1,162,738.16 = 480,026.69/x
  3. Step 3: Cross multiply
    842,624.43x = 1,162,738.16 × 480,026.69
  4. Step 4: Simplify right side
    842,624.43x = 558,145,342,067.67
  5. Step 5: Solve for x
    x = 558,145,342,067.67/842,624.43
  6. Step 6: Final answer
    x = 662,389.22

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Double scale
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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.