Home / 669,546.89-1,003,951.29-348,898.54

Finding the Fourth Proportional to 669,546.89, 1,003,951.29 and 348,898.54

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Solution

The fourth proportional to 669,546.89, 1,003,951.29 and 348,898.54 is: 523,155.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,546.89 : 1,003,951.29 = 348,898.54 : x
  2. Step 2: Convert to fraction form
    669,546.89/1,003,951.29 = 348,898.54/x
  3. Step 3: Cross multiply
    669,546.89x = 1,003,951.29 × 348,898.54
  4. Step 4: Simplify right side
    669,546.89x = 350,277,138,110.61
  5. Step 5: Solve for x
    x = 350,277,138,110.61/669,546.89
  6. Step 6: Final answer
    x = 523,155.50

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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.