Home / 929,933.20-1,394,554.20-368,851.60

Finding the Fourth Proportional to 929,933.20, 1,394,554.20 and 368,851.60

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Solution

The fourth proportional to 929,933.20, 1,394,554.20 and 368,851.60 is: 553,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,933.20 : 1,394,554.20 = 368,851.60 : x
  2. Step 2: Convert to fraction form
    929,933.20/1,394,554.20 = 368,851.60/x
  3. Step 3: Cross multiply
    929,933.20x = 1,394,554.20 × 368,851.60
  4. Step 4: Simplify right side
    929,933.20x = 514,383,547,956.72
  5. Step 5: Solve for x
    x = 514,383,547,956.72/929,933.20
  6. Step 6: Final answer
    x = 553,140.32

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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.