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Finding the Fourth Proportional to 557,137.50, 836,038.33 and 202,179.22

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Solution

The fourth proportional to 557,137.50, 836,038.33 and 202,179.22 is: 303,389.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,137.50 : 836,038.33 = 202,179.22 : x
  2. Step 2: Convert to fraction form
    557,137.50/836,038.33 = 202,179.22/x
  3. Step 3: Cross multiply
    557,137.50x = 836,038.33 × 202,179.22
  4. Step 4: Simplify right side
    557,137.50x = 169,029,577,449.50
  5. Step 5: Solve for x
    x = 169,029,577,449.50/557,137.50
  6. Step 6: Final answer
    x = 303,389.34

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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.