Home / 1,341.22-2,011.33-463.55

Finding the Fourth Proportional to 1,341.22, 2,011.33 and 463.55

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Solution

The fourth proportional to 1,341.22, 2,011.33 and 463.55 is: 695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.22 : 2,011.33 = 463.55 : x
  2. Step 2: Convert to fraction form
    1,341.22/2,011.33 = 463.55/x
  3. Step 3: Cross multiply
    1,341.22x = 2,011.33 × 463.55
  4. Step 4: Simplify right side
    1,341.22x = 932,355.89
  5. Step 5: Solve for x
    x = 932,355.89/1,341.22
  6. Step 6: Final answer
    x = 695.16

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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.