Home / 908,266.20-1,363,013.70-508,906.20

Finding the Fourth Proportional to 908,266.20, 1,363,013.70 and 508,906.20

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Solution

The fourth proportional to 908,266.20, 1,363,013.70 and 508,906.20 is: 763,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,266.20 : 1,363,013.70 = 508,906.20 : x
  2. Step 2: Convert to fraction form
    908,266.20/1,363,013.70 = 508,906.20/x
  3. Step 3: Cross multiply
    908,266.20x = 1,363,013.70 × 508,906.20
  4. Step 4: Simplify right side
    908,266.20x = 693,646,122,614.94
  5. Step 5: Solve for x
    x = 693,646,122,614.94/908,266.20
  6. Step 6: Final answer
    x = 763,703.55

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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.