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Finding the Fourth Proportional to 413,604.03, 570,628.20 and 270,447.87

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Solution

The fourth proportional to 413,604.03, 570,628.20 and 270,447.87 is: 373,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,604.03 : 570,628.20 = 270,447.87 : x
  2. Step 2: Convert to fraction form
    413,604.03/570,628.20 = 270,447.87/x
  3. Step 3: Cross multiply
    413,604.03x = 570,628.20 × 270,447.87
  4. Step 4: Simplify right side
    413,604.03x = 154,325,181,251.93
  5. Step 5: Solve for x
    x = 154,325,181,251.93/413,604.03
  6. Step 6: Final answer
    x = 373,123.01

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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.