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Finding the Fourth Proportional to 264,673.88, 365,293.50 and 193,290.20

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Solution

The fourth proportional to 264,673.88, 365,293.50 and 193,290.20 is: 266,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,673.88 : 365,293.50 = 193,290.20 : x
  2. Step 2: Convert to fraction form
    264,673.88/365,293.50 = 193,290.20/x
  3. Step 3: Cross multiply
    264,673.88x = 365,293.50 × 193,290.20
  4. Step 4: Simplify right side
    264,673.88x = 70,607,653,673.70
  5. Step 5: Solve for x
    x = 70,607,653,673.70/264,673.88
  6. Step 6: Final answer
    x = 266,772.28

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1.5x scale

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.