Home / 929,929.20-1,394,548.20-368,847.60

Finding the Fourth Proportional to 929,929.20, 1,394,548.20 and 368,847.60

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Solution

The fourth proportional to 929,929.20, 1,394,548.20 and 368,847.60 is: 553,134.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,929.20 : 1,394,548.20 = 368,847.60 : x
  2. Step 2: Convert to fraction form
    929,929.20/1,394,548.20 = 368,847.60/x
  3. Step 3: Cross multiply
    929,929.20x = 1,394,548.20 × 368,847.60
  4. Step 4: Simplify right side
    929,929.20x = 514,375,756,654.32
  5. Step 5: Solve for x
    x = 514,375,756,654.32/929,929.20
  6. Step 6: Final answer
    x = 553,134.32

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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.