Home / 739,130.94-1,108,695.60-178,165.44

Finding the Fourth Proportional to 739,130.94, 1,108,695.60 and 178,165.44

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Solution

The fourth proportional to 739,130.94, 1,108,695.60 and 178,165.44 is: 267,247.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,130.94 : 1,108,695.60 = 178,165.44 : x
  2. Step 2: Convert to fraction form
    739,130.94/1,108,695.60 = 178,165.44/x
  3. Step 3: Cross multiply
    739,130.94x = 1,108,695.60 × 178,165.44
  4. Step 4: Simplify right side
    739,130.94x = 197,531,239,400.06
  5. Step 5: Solve for x
    x = 197,531,239,400.06/739,130.94
  6. Step 6: Final answer
    x = 267,247.96

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1.5x scale

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.