Home / 1,230,119.86-1,844,969.48-331,351.40

Finding the Fourth Proportional to 1,230,119.86, 1,844,969.48 and 331,351.40

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Solution

The fourth proportional to 1,230,119.86, 1,844,969.48 and 331,351.40 is: 496,970.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,119.86 : 1,844,969.48 = 331,351.40 : x
  2. Step 2: Convert to fraction form
    1,230,119.86/1,844,969.48 = 331,351.40/x
  3. Step 3: Cross multiply
    1,230,119.86x = 1,844,969.48 × 331,351.40
  4. Step 4: Simplify right side
    1,230,119.86x = 611,333,218,232.60
  5. Step 5: Solve for x
    x = 611,333,218,232.60/1,230,119.86
  6. Step 6: Final answer
    x = 496,970.45

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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.