Home / 899,138.60-1,348,676.79-225,225.70

Finding the Fourth Proportional to 899,138.60, 1,348,676.79 and 225,225.70

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Solution

The fourth proportional to 899,138.60, 1,348,676.79 and 225,225.70 is: 337,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,138.60 : 1,348,676.79 = 225,225.70 : x
  2. Step 2: Convert to fraction form
    899,138.60/1,348,676.79 = 225,225.70/x
  3. Step 3: Cross multiply
    899,138.60x = 1,348,676.79 × 225,225.70
  4. Step 4: Simplify right side
    899,138.60x = 303,756,674,101.50
  5. Step 5: Solve for x
    x = 303,756,674,101.50/899,138.60
  6. Step 6: Final answer
    x = 337,830.76

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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.