Home / 1,645,638.96-2,468,694.59-508,500.48

Finding the Fourth Proportional to 1,645,638.96, 2,468,694.59 and 508,500.48

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Solution

The fourth proportional to 1,645,638.96, 2,468,694.59 and 508,500.48 is: 762,823.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,638.96 : 2,468,694.59 = 508,500.48 : x
  2. Step 2: Convert to fraction form
    1,645,638.96/2,468,694.59 = 508,500.48/x
  3. Step 3: Cross multiply
    1,645,638.96x = 2,468,694.59 × 508,500.48
  4. Step 4: Simplify right side
    1,645,638.96x = 1,255,332,383,988.40
  5. Step 5: Solve for x
    x = 1,255,332,383,988.40/1,645,638.96
  6. Step 6: Final answer
    x = 762,823.69

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Double scale
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Similar ratio
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1.5x scale

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.