Home / 361,737.14-498,621.94-285,132

Finding the Fourth Proportional to 361,737.14, 498,621.94 and 285,132

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Solution

The fourth proportional to 361,737.14, 498,621.94 and 285,132 is: 393,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,737.14 : 498,621.94 = 285,132 : x
  2. Step 2: Convert to fraction form
    361,737.14/498,621.94 = 285,132/x
  3. Step 3: Cross multiply
    361,737.14x = 498,621.94 × 285,132
  4. Step 4: Simplify right side
    361,737.14x = 142,173,070,996.08
  5. Step 5: Solve for x
    x = 142,173,070,996.08/361,737.14
  6. Step 6: Final answer
    x = 393,028.68

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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.