Home / 852,832.29-1,279,174.58-347,446.67

Finding the Fourth Proportional to 852,832.29, 1,279,174.58 and 347,446.67

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Solution

The fourth proportional to 852,832.29, 1,279,174.58 and 347,446.67 is: 521,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,832.29 : 1,279,174.58 = 347,446.67 : x
  2. Step 2: Convert to fraction form
    852,832.29/1,279,174.58 = 347,446.67/x
  3. Step 3: Cross multiply
    852,832.29x = 1,279,174.58 × 347,446.67
  4. Step 4: Simplify right side
    852,832.29x = 444,444,941,339.47
  5. Step 5: Solve for x
    x = 444,444,941,339.47/852,832.29
  6. Step 6: Final answer
    x = 521,139.91

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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.