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Finding the Fourth Proportional to 349,662.15, 524,493.86 and 149,852.97

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Solution

The fourth proportional to 349,662.15, 524,493.86 and 149,852.97 is: 224,779.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,662.15 : 524,493.86 = 149,852.97 : x
  2. Step 2: Convert to fraction form
    349,662.15/524,493.86 = 149,852.97/x
  3. Step 3: Cross multiply
    349,662.15x = 524,493.86 × 149,852.97
  4. Step 4: Simplify right side
    349,662.15x = 78,596,961,918.50
  5. Step 5: Solve for x
    x = 78,596,961,918.50/349,662.15
  6. Step 6: Final answer
    x = 224,779.72

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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.