Home / 463,949.42-640,276.55-260,066.04

Finding the Fourth Proportional to 463,949.42, 640,276.55 and 260,066.04

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Solution

The fourth proportional to 463,949.42, 640,276.55 and 260,066.04 is: 358,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,949.42 : 640,276.55 = 260,066.04 : x
  2. Step 2: Convert to fraction form
    463,949.42/640,276.55 = 260,066.04/x
  3. Step 3: Cross multiply
    463,949.42x = 640,276.55 × 260,066.04
  4. Step 4: Simplify right side
    463,949.42x = 166,514,187,738.80
  5. Step 5: Solve for x
    x = 166,514,187,738.80/463,949.42
  6. Step 6: Final answer
    x = 358,905.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.