Home / 827,429.41-1,241,215.37-228,390.67

Finding the Fourth Proportional to 827,429.41, 1,241,215.37 and 228,390.67

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Solution

The fourth proportional to 827,429.41, 1,241,215.37 and 228,390.67 is: 342,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,429.41 : 1,241,215.37 = 228,390.67 : x
  2. Step 2: Convert to fraction form
    827,429.41/1,241,215.37 = 228,390.67/x
  3. Step 3: Cross multiply
    827,429.41x = 1,241,215.37 × 228,390.67
  4. Step 4: Simplify right side
    827,429.41x = 283,482,008,826.65
  5. Step 5: Solve for x
    x = 283,482,008,826.65/827,429.41
  6. Step 6: Final answer
    x = 342,605.67

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Double scale
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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.