Home / 418,230.46-577,157.04-227,244.58

Finding the Fourth Proportional to 418,230.46, 577,157.04 and 227,244.58

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Solution

The fourth proportional to 418,230.46, 577,157.04 and 227,244.58 is: 313,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,230.46 : 577,157.04 = 227,244.58 : x
  2. Step 2: Convert to fraction form
    418,230.46/577,157.04 = 227,244.58/x
  3. Step 3: Cross multiply
    418,230.46x = 577,157.04 × 227,244.58
  4. Step 4: Simplify right side
    418,230.46x = 131,155,809,148.84
  5. Step 5: Solve for x
    x = 131,155,809,148.84/418,230.46
  6. Step 6: Final answer
    x = 313,596.98

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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.