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Finding the Fourth Proportional to 672,094.44, 927,489.83 and 370,288.44

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Solution

The fourth proportional to 672,094.44, 927,489.83 and 370,288.44 is: 510,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,094.44 : 927,489.83 = 370,288.44 : x
  2. Step 2: Convert to fraction form
    672,094.44/927,489.83 = 370,288.44/x
  3. Step 3: Cross multiply
    672,094.44x = 927,489.83 × 370,288.44
  4. Step 4: Simplify right side
    672,094.44x = 343,438,760,415.12
  5. Step 5: Solve for x
    x = 343,438,760,415.12/672,094.44
  6. Step 6: Final answer
    x = 510,997.77

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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.