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Finding the Fourth Proportional to 577,666.56, 796,859.52 and 335,922.56

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Solution

The fourth proportional to 577,666.56, 796,859.52 and 335,922.56 is: 463,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,666.56 : 796,859.52 = 335,922.56 : x
  2. Step 2: Convert to fraction form
    577,666.56/796,859.52 = 335,922.56/x
  3. Step 3: Cross multiply
    577,666.56x = 796,859.52 × 335,922.56
  4. Step 4: Simplify right side
    577,666.56x = 267,683,089,918.77
  5. Step 5: Solve for x
    x = 267,683,089,918.77/577,666.56
  6. Step 6: Final answer
    x = 463,386.85

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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.