Home / 739,840.64-1,109,094.50-266,192.73

Finding the Fourth Proportional to 739,840.64, 1,109,094.50 and 266,192.73

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Solution

The fourth proportional to 739,840.64, 1,109,094.50 and 266,192.73 is: 399,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,840.64 : 1,109,094.50 = 266,192.73 : x
  2. Step 2: Convert to fraction form
    739,840.64/1,109,094.50 = 266,192.73/x
  3. Step 3: Cross multiply
    739,840.64x = 1,109,094.50 × 266,192.73
  4. Step 4: Simplify right side
    739,840.64x = 295,232,893,448.47
  5. Step 5: Solve for x
    x = 295,232,893,448.47/739,840.64
  6. Step 6: Final answer
    x = 399,049.31

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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.