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Finding the Fourth Proportional to 350,464.44, 525,740.40 and 137,204.82

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Solution

The fourth proportional to 350,464.44, 525,740.40 and 137,204.82 is: 205,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,464.44 : 525,740.40 = 137,204.82 : x
  2. Step 2: Convert to fraction form
    350,464.44/525,740.40 = 137,204.82/x
  3. Step 3: Cross multiply
    350,464.44x = 525,740.40 × 137,204.82
  4. Step 4: Simplify right side
    350,464.44x = 72,134,116,948.73
  5. Step 5: Solve for x
    x = 72,134,116,948.73/350,464.44
  6. Step 6: Final answer
    x = 205,824.35

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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.