Home / 765,002.32-1,055,682.04-416,131.14

Finding the Fourth Proportional to 765,002.32, 1,055,682.04 and 416,131.14

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Solution

The fourth proportional to 765,002.32, 1,055,682.04 and 416,131.14 is: 574,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,002.32 : 1,055,682.04 = 416,131.14 : x
  2. Step 2: Convert to fraction form
    765,002.32/1,055,682.04 = 416,131.14/x
  3. Step 3: Cross multiply
    765,002.32x = 1,055,682.04 × 416,131.14
  4. Step 4: Simplify right side
    765,002.32x = 439,302,170,782.73
  5. Step 5: Solve for x
    x = 439,302,170,782.73/765,002.32
  6. Step 6: Final answer
    x = 574,249.46

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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.