Home / 395,427.10-593,140.38-158,769.67

Finding the Fourth Proportional to 395,427.10, 593,140.38 and 158,769.67

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Solution

The fourth proportional to 395,427.10, 593,140.38 and 158,769.67 is: 238,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,427.10 : 593,140.38 = 158,769.67 : x
  2. Step 2: Convert to fraction form
    395,427.10/593,140.38 = 158,769.67/x
  3. Step 3: Cross multiply
    395,427.10x = 593,140.38 × 158,769.67
  4. Step 4: Simplify right side
    395,427.10x = 94,172,702,396.27
  5. Step 5: Solve for x
    x = 94,172,702,396.27/395,427.10
  6. Step 6: Final answer
    x = 238,154.40

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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.