Home / 982,835.91-1,474,927.17-343,139.73

Finding the Fourth Proportional to 982,835.91, 1,474,927.17 and 343,139.73

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Solution

The fourth proportional to 982,835.91, 1,474,927.17 and 343,139.73 is: 514,944.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,835.91 : 1,474,927.17 = 343,139.73 : x
  2. Step 2: Convert to fraction form
    982,835.91/1,474,927.17 = 343,139.73/x
  3. Step 3: Cross multiply
    982,835.91x = 1,474,927.17 × 343,139.73
  4. Step 4: Simplify right side
    982,835.91x = 506,106,110,883.46
  5. Step 5: Solve for x
    x = 506,106,110,883.46/982,835.91
  6. Step 6: Final answer
    x = 514,944.67

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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.