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Finding the Fourth Proportional to 264,653.07, 365,222.73 and 143,795.34

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Solution

The fourth proportional to 264,653.07, 365,222.73 and 143,795.34 is: 198,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,653.07 : 365,222.73 = 143,795.34 : x
  2. Step 2: Convert to fraction form
    264,653.07/365,222.73 = 143,795.34/x
  3. Step 3: Cross multiply
    264,653.07x = 365,222.73 × 143,795.34
  4. Step 4: Simplify right side
    264,653.07x = 52,517,326,636.08
  5. Step 5: Solve for x
    x = 52,517,326,636.08/264,653.07
  6. Step 6: Final answer
    x = 198,438.38

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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.