Home / 395,429.66-593,139.90-158,768.18

Finding the Fourth Proportional to 395,429.66, 593,139.90 and 158,768.18

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Solution

The fourth proportional to 395,429.66, 593,139.90 and 158,768.18 is: 238,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,429.66 : 593,139.90 = 158,768.18 : x
  2. Step 2: Convert to fraction form
    395,429.66/593,139.90 = 158,768.18/x
  3. Step 3: Cross multiply
    395,429.66x = 593,139.90 × 158,768.18
  4. Step 4: Simplify right side
    395,429.66x = 94,171,742,408.38
  5. Step 5: Solve for x
    x = 94,171,742,408.38/395,429.66
  6. Step 6: Final answer
    x = 238,150.43

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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.