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Finding the Fourth Proportional to 673,718.46, 929,887.86 and 444,317.22

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Solution

The fourth proportional to 673,718.46, 929,887.86 and 444,317.22 is: 613,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,718.46 : 929,887.86 = 444,317.22 : x
  2. Step 2: Convert to fraction form
    673,718.46/929,887.86 = 444,317.22/x
  3. Step 3: Cross multiply
    673,718.46x = 929,887.86 × 444,317.22
  4. Step 4: Simplify right side
    673,718.46x = 413,165,188,866.95
  5. Step 5: Solve for x
    x = 413,165,188,866.95/673,718.46
  6. Step 6: Final answer
    x = 613,260.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.