Home / 1,621.84-2,433.12-467.50

Finding the Fourth Proportional to 1,621.84, 2,433.12 and 467.50

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Solution

The fourth proportional to 1,621.84, 2,433.12 and 467.50 is: 701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621.84 : 2,433.12 = 467.50 : x
  2. Step 2: Convert to fraction form
    1,621.84/2,433.12 = 467.50/x
  3. Step 3: Cross multiply
    1,621.84x = 2,433.12 × 467.50
  4. Step 4: Simplify right side
    1,621.84x = 1,137,483.60
  5. Step 5: Solve for x
    x = 1,137,483.60/1,621.84
  6. Step 6: Final answer
    x = 701.35

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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.