Home / 928,176.16-1,392,265.44-254,263.38

Finding the Fourth Proportional to 928,176.16, 1,392,265.44 and 254,263.38

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Solution

The fourth proportional to 928,176.16, 1,392,265.44 and 254,263.38 is: 381,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,176.16 : 1,392,265.44 = 254,263.38 : x
  2. Step 2: Convert to fraction form
    928,176.16/1,392,265.44 = 254,263.38/x
  3. Step 3: Cross multiply
    928,176.16x = 1,392,265.44 × 254,263.38
  4. Step 4: Simplify right side
    928,176.16x = 354,002,108,398.94
  5. Step 5: Solve for x
    x = 354,002,108,398.94/928,176.16
  6. Step 6: Final answer
    x = 381,395.39

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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.