Home / 378,421.27-566,498.50-364,962.92

Finding the Fourth Proportional to 378,421.27, 566,498.50 and 364,962.92

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Solution

The fourth proportional to 378,421.27, 566,498.50 and 364,962.92 is: 546,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,421.27 : 566,498.50 = 364,962.92 : x
  2. Step 2: Convert to fraction form
    378,421.27/566,498.50 = 364,962.92/x
  3. Step 3: Cross multiply
    378,421.27x = 566,498.50 × 364,962.92
  4. Step 4: Simplify right side
    378,421.27x = 206,750,946,735.62
  5. Step 5: Solve for x
    x = 206,750,946,735.62/378,421.27
  6. Step 6: Final answer
    x = 546,351.28

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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.