Home / 404,768.16-559,076.04-303,247.62

Finding the Fourth Proportional to 404,768.16, 559,076.04 and 303,247.62

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Solution

The fourth proportional to 404,768.16, 559,076.04 and 303,247.62 is: 418,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,768.16 : 559,076.04 = 303,247.62 : x
  2. Step 2: Convert to fraction form
    404,768.16/559,076.04 = 303,247.62/x
  3. Step 3: Cross multiply
    404,768.16x = 559,076.04 × 303,247.62
  4. Step 4: Simplify right side
    404,768.16x = 169,538,478,529.03
  5. Step 5: Solve for x
    x = 169,538,478,529.03/404,768.16
  6. Step 6: Final answer
    x = 418,853.30

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1.5x scale

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.