Home / 418,141.64-577,035.96-227,155.04

Finding the Fourth Proportional to 418,141.64, 577,035.96 and 227,155.04

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Solution

The fourth proportional to 418,141.64, 577,035.96 and 227,155.04 is: 313,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,141.64 : 577,035.96 = 227,155.04 : x
  2. Step 2: Convert to fraction form
    418,141.64/577,035.96 = 227,155.04/x
  3. Step 3: Cross multiply
    418,141.64x = 577,035.96 × 227,155.04
  4. Step 4: Simplify right side
    418,141.64x = 131,076,626,575.24
  5. Step 5: Solve for x
    x = 131,076,626,575.24/418,141.64
  6. Step 6: Final answer
    x = 313,474.23

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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.