Home / 937,142.16-1,405,700.64-227,176.32

Finding the Fourth Proportional to 937,142.16, 1,405,700.64 and 227,176.32

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Solution

The fourth proportional to 937,142.16, 1,405,700.64 and 227,176.32 is: 340,761.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,142.16 : 1,405,700.64 = 227,176.32 : x
  2. Step 2: Convert to fraction form
    937,142.16/1,405,700.64 = 227,176.32/x
  3. Step 3: Cross multiply
    937,142.16x = 1,405,700.64 × 227,176.32
  4. Step 4: Simplify right side
    937,142.16x = 319,341,898,416.85
  5. Step 5: Solve for x
    x = 319,341,898,416.85/937,142.16
  6. Step 6: Final answer
    x = 340,761.43

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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.