Home / 669,108.96-1,003,018.32-225,635.04

Finding the Fourth Proportional to 669,108.96, 1,003,018.32 and 225,635.04

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Solution

The fourth proportional to 669,108.96, 1,003,018.32 and 225,635.04 is: 338,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,108.96 : 1,003,018.32 = 225,635.04 : x
  2. Step 2: Convert to fraction form
    669,108.96/1,003,018.32 = 225,635.04/x
  3. Step 3: Cross multiply
    669,108.96x = 1,003,018.32 × 225,635.04
  4. Step 4: Simplify right side
    669,108.96x = 226,316,078,753.93
  5. Step 5: Solve for x
    x = 226,316,078,753.93/669,108.96
  6. Step 6: Final answer
    x = 338,235.01

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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.