Home / 496,161.79-743,578.38-243,054.81

Finding the Fourth Proportional to 496,161.79, 743,578.38 and 243,054.81

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Solution

The fourth proportional to 496,161.79, 743,578.38 and 243,054.81 is: 364,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,161.79 : 743,578.38 = 243,054.81 : x
  2. Step 2: Convert to fraction form
    496,161.79/743,578.38 = 243,054.81/x
  3. Step 3: Cross multiply
    496,161.79x = 743,578.38 × 243,054.81
  4. Step 4: Simplify right side
    496,161.79x = 180,730,301,871.01
  5. Step 5: Solve for x
    x = 180,730,301,871.01/496,161.79
  6. Step 6: Final answer
    x = 364,256.79

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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.