Home / 1,176,364.50-1,764,546.75-289,900.50

Finding the Fourth Proportional to 1,176,364.50, 1,764,546.75 and 289,900.50

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Solution

The fourth proportional to 1,176,364.50, 1,764,546.75 and 289,900.50 is: 434,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,364.50 : 1,764,546.75 = 289,900.50 : x
  2. Step 2: Convert to fraction form
    1,176,364.50/1,764,546.75 = 289,900.50/x
  3. Step 3: Cross multiply
    1,176,364.50x = 1,764,546.75 × 289,900.50
  4. Step 4: Simplify right side
    1,176,364.50x = 511,542,985,098.38
  5. Step 5: Solve for x
    x = 511,542,985,098.38/1,176,364.50
  6. Step 6: Final answer
    x = 434,850.75

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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.