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Finding the Fourth Proportional to 425,606.98, 587,341.75 and 234,627.26

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Solution

The fourth proportional to 425,606.98, 587,341.75 and 234,627.26 is: 323,787.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,606.98 : 587,341.75 = 234,627.26 : x
  2. Step 2: Convert to fraction form
    425,606.98/587,341.75 = 234,627.26/x
  3. Step 3: Cross multiply
    425,606.98x = 587,341.75 × 234,627.26
  4. Step 4: Simplify right side
    425,606.98x = 137,806,385,486.11
  5. Step 5: Solve for x
    x = 137,806,385,486.11/425,606.98
  6. Step 6: Final answer
    x = 323,787.89

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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.