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Finding the Fourth Proportional to 264,700.17, 365,288.47 and 143,841.56

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Solution

The fourth proportional to 264,700.17, 365,288.47 and 143,841.56 is: 198,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,700.17 : 365,288.47 = 143,841.56 : x
  2. Step 2: Convert to fraction form
    264,700.17/365,288.47 = 143,841.56/x
  3. Step 3: Cross multiply
    264,700.17x = 365,288.47 × 143,841.56
  4. Step 4: Simplify right side
    264,700.17x = 52,543,661,188.77
  5. Step 5: Solve for x
    x = 52,543,661,188.77/264,700.17
  6. Step 6: Final answer
    x = 198,502.56

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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.