Home / 567,418.14-783,031.83-309,295.02

Finding the Fourth Proportional to 567,418.14, 783,031.83 and 309,295.02

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Solution

The fourth proportional to 567,418.14, 783,031.83 and 309,295.02 is: 426,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,418.14 : 783,031.83 = 309,295.02 : x
  2. Step 2: Convert to fraction form
    567,418.14/783,031.83 = 309,295.02/x
  3. Step 3: Cross multiply
    567,418.14x = 783,031.83 × 309,295.02
  4. Step 4: Simplify right side
    567,418.14x = 242,187,845,520.49
  5. Step 5: Solve for x
    x = 242,187,845,520.49/567,418.14
  6. Step 6: Final answer
    x = 426,824.29

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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.