Home / 816,529.18-1,224,841.43-247,928.83

Finding the Fourth Proportional to 816,529.18, 1,224,841.43 and 247,928.83

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Solution

The fourth proportional to 816,529.18, 1,224,841.43 and 247,928.83 is: 371,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,529.18 : 1,224,841.43 = 247,928.83 : x
  2. Step 2: Convert to fraction form
    816,529.18/1,224,841.43 = 247,928.83/x
  3. Step 3: Cross multiply
    816,529.18x = 1,224,841.43 × 247,928.83
  4. Step 4: Simplify right side
    816,529.18x = 303,673,497,171.04
  5. Step 5: Solve for x
    x = 303,673,497,171.04/816,529.18
  6. Step 6: Final answer
    x = 371,907.71

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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.