Home / 340,928.02-511,391.98-323,880.82

Finding the Fourth Proportional to 340,928.02, 511,391.98 and 323,880.82

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Solution

The fourth proportional to 340,928.02, 511,391.98 and 323,880.82 is: 485,821.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,928.02 : 511,391.98 = 323,880.82 : x
  2. Step 2: Convert to fraction form
    340,928.02/511,391.98 = 323,880.82/x
  3. Step 3: Cross multiply
    340,928.02x = 511,391.98 × 323,880.82
  4. Step 4: Simplify right side
    340,928.02x = 165,630,052,950.20
  5. Step 5: Solve for x
    x = 165,630,052,950.20/340,928.02
  6. Step 6: Final answer
    x = 485,821.18

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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.