Home / 749,214.96-1,122,708.96-449,344.32

Finding the Fourth Proportional to 749,214.96, 1,122,708.96 and 449,344.32

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Solution

The fourth proportional to 749,214.96, 1,122,708.96 and 449,344.32 is: 673,348.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,214.96 : 1,122,708.96 = 449,344.32 : x
  2. Step 2: Convert to fraction form
    749,214.96/1,122,708.96 = 449,344.32/x
  3. Step 3: Cross multiply
    749,214.96x = 1,122,708.96 × 449,344.32
  4. Step 4: Simplify right side
    749,214.96x = 504,482,894,189.11
  5. Step 5: Solve for x
    x = 504,482,894,189.11/749,214.96
  6. Step 6: Final answer
    x = 673,348.67

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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.