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Finding the Fourth Proportional to 264,491.59, 364,978.18 and 155,600.27

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Solution

The fourth proportional to 264,491.59, 364,978.18 and 155,600.27 is: 214,716.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,491.59 : 364,978.18 = 155,600.27 : x
  2. Step 2: Convert to fraction form
    264,491.59/364,978.18 = 155,600.27/x
  3. Step 3: Cross multiply
    264,491.59x = 364,978.18 × 155,600.27
  4. Step 4: Simplify right side
    264,491.59x = 56,790,701,626.26
  5. Step 5: Solve for x
    x = 56,790,701,626.26/264,491.59
  6. Step 6: Final answer
    x = 214,716.47

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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.