Home / 1,110,470.08-1,665,674.88-311,758.24

Finding the Fourth Proportional to 1,110,470.08, 1,665,674.88 and 311,758.24

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Solution

The fourth proportional to 1,110,470.08, 1,665,674.88 and 311,758.24 is: 467,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,470.08 : 1,665,674.88 = 311,758.24 : x
  2. Step 2: Convert to fraction form
    1,110,470.08/1,665,674.88 = 311,758.24/x
  3. Step 3: Cross multiply
    1,110,470.08x = 1,665,674.88 × 311,758.24
  4. Step 4: Simplify right side
    1,110,470.08x = 519,287,869,001.01
  5. Step 5: Solve for x
    x = 519,287,869,001.01/1,110,470.08
  6. Step 6: Final answer
    x = 467,628.87

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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.