Home / 376,460.34-519,322.83-240,351.28

Finding the Fourth Proportional to 376,460.34, 519,322.83 and 240,351.28

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Solution

The fourth proportional to 376,460.34, 519,322.83 and 240,351.28 is: 331,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,460.34 : 519,322.83 = 240,351.28 : x
  2. Step 2: Convert to fraction form
    376,460.34/519,322.83 = 240,351.28/x
  3. Step 3: Cross multiply
    376,460.34x = 519,322.83 × 240,351.28
  4. Step 4: Simplify right side
    376,460.34x = 124,819,905,625.42
  5. Step 5: Solve for x
    x = 124,819,905,625.42/376,460.34
  6. Step 6: Final answer
    x = 331,561.90

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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.