Home / 746,164.08-1,119,576.60-391,093.68

Finding the Fourth Proportional to 746,164.08, 1,119,576.60 and 391,093.68

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Solution

The fourth proportional to 746,164.08, 1,119,576.60 and 391,093.68 is: 586,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,164.08 : 1,119,576.60 = 391,093.68 : x
  2. Step 2: Convert to fraction form
    746,164.08/1,119,576.60 = 391,093.68/x
  3. Step 3: Cross multiply
    746,164.08x = 1,119,576.60 × 391,093.68
  4. Step 4: Simplify right side
    746,164.08x = 437,859,332,535.89
  5. Step 5: Solve for x
    x = 437,859,332,535.89/746,164.08
  6. Step 6: Final answer
    x = 586,813.74

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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.