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Finding the Fourth Proportional to 479,661.77, 661,929.27 and 264,797.25

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Solution

The fourth proportional to 479,661.77, 661,929.27 and 264,797.25 is: 365,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,661.77 : 661,929.27 = 264,797.25 : x
  2. Step 2: Convert to fraction form
    479,661.77/661,929.27 = 264,797.25/x
  3. Step 3: Cross multiply
    479,661.77x = 661,929.27 × 264,797.25
  4. Step 4: Simplify right side
    479,661.77x = 175,277,050,390.51
  5. Step 5: Solve for x
    x = 175,277,050,390.51/479,661.77
  6. Step 6: Final answer
    x = 365,418.02

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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.