Home / 729,501.68-1,094,251.50-405,495.74

Finding the Fourth Proportional to 729,501.68, 1,094,251.50 and 405,495.74

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Solution

The fourth proportional to 729,501.68, 1,094,251.50 and 405,495.74 is: 608,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,501.68 : 1,094,251.50 = 405,495.74 : x
  2. Step 2: Convert to fraction form
    729,501.68/1,094,251.50 = 405,495.74/x
  3. Step 3: Cross multiply
    729,501.68x = 1,094,251.50 × 405,495.74
  4. Step 4: Simplify right side
    729,501.68x = 443,714,321,738.61
  5. Step 5: Solve for x
    x = 443,714,321,738.61/729,501.68
  6. Step 6: Final answer
    x = 608,243.04

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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.