Home / 613,117.06-918,346.37-296,910.88

Finding the Fourth Proportional to 613,117.06, 918,346.37 and 296,910.88

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Solution

The fourth proportional to 613,117.06, 918,346.37 and 296,910.88 is: 444,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,117.06 : 918,346.37 = 296,910.88 : x
  2. Step 2: Convert to fraction form
    613,117.06/918,346.37 = 296,910.88/x
  3. Step 3: Cross multiply
    613,117.06x = 918,346.37 × 296,910.88
  4. Step 4: Simplify right side
    613,117.06x = 272,667,028,861.51
  5. Step 5: Solve for x
    x = 272,667,028,861.51/613,117.06
  6. Step 6: Final answer
    x = 444,722.63

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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.