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Finding the Fourth Proportional to 613,250.48, 920,027.60 and 293,645.54

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Solution

The fourth proportional to 613,250.48, 920,027.60 and 293,645.54 is: 440,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,250.48 : 920,027.60 = 293,645.54 : x
  2. Step 2: Convert to fraction form
    613,250.48/920,027.60 = 293,645.54/x
  3. Step 3: Cross multiply
    613,250.48x = 920,027.60 × 293,645.54
  4. Step 4: Simplify right side
    613,250.48x = 270,162,001,416.90
  5. Step 5: Solve for x
    x = 270,162,001,416.90/613,250.48
  6. Step 6: Final answer
    x = 440,541.04

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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.