Home / 1,110,313.18-1,665,335.13-311,658.94

Finding the Fourth Proportional to 1,110,313.18, 1,665,335.13 and 311,658.94

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Solution

The fourth proportional to 1,110,313.18, 1,665,335.13 and 311,658.94 is: 467,450.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,313.18 : 1,665,335.13 = 311,658.94 : x
  2. Step 2: Convert to fraction form
    1,110,313.18/1,665,335.13 = 311,658.94/x
  3. Step 3: Cross multiply
    1,110,313.18x = 1,665,335.13 × 311,658.94
  4. Step 4: Simplify right side
    1,110,313.18x = 519,016,581,360.56
  5. Step 5: Solve for x
    x = 519,016,581,360.56/1,110,313.18
  6. Step 6: Final answer
    x = 467,450.62

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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.