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Finding the Fourth Proportional to 380,267.04, 570,399 and 95,958.24

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Solution

The fourth proportional to 380,267.04, 570,399 and 95,958.24 is: 143,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,267.04 : 570,399 = 95,958.24 : x
  2. Step 2: Convert to fraction form
    380,267.04/570,399 = 95,958.24/x
  3. Step 3: Cross multiply
    380,267.04x = 570,399 × 95,958.24
  4. Step 4: Simplify right side
    380,267.04x = 54,734,484,137.76
  5. Step 5: Solve for x
    x = 54,734,484,137.76/380,267.04
  6. Step 6: Final answer
    x = 143,936.97

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1.5x scale

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.