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Finding the Fourth Proportional to 375,352.76, 517,981.82 and 205,587.02

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Solution

The fourth proportional to 375,352.76, 517,981.82 and 205,587.02 is: 283,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,352.76 : 517,981.82 = 205,587.02 : x
  2. Step 2: Convert to fraction form
    375,352.76/517,981.82 = 205,587.02/x
  3. Step 3: Cross multiply
    375,352.76x = 517,981.82 × 205,587.02
  4. Step 4: Simplify right side
    375,352.76x = 106,490,338,787.98
  5. Step 5: Solve for x
    x = 106,490,338,787.98/375,352.76
  6. Step 6: Final answer
    x = 283,707.36

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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.