Home / 1,306,818.06-1,960,221.62-508,656.22

Finding the Fourth Proportional to 1,306,818.06, 1,960,221.62 and 508,656.22

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Solution

The fourth proportional to 1,306,818.06, 1,960,221.62 and 508,656.22 is: 762,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,818.06 : 1,960,221.62 = 508,656.22 : x
  2. Step 2: Convert to fraction form
    1,306,818.06/1,960,221.62 = 508,656.22/x
  3. Step 3: Cross multiply
    1,306,818.06x = 1,960,221.62 × 508,656.22
  4. Step 4: Simplify right side
    1,306,818.06x = 997,078,919,591.48
  5. Step 5: Solve for x
    x = 997,078,919,591.48/1,306,818.06
  6. Step 6: Final answer
    x = 762,982.20

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Double scale
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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.