Home / 907,455.40-1,361,079.24-242,659.24

Finding the Fourth Proportional to 907,455.40, 1,361,079.24 and 242,659.24

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Solution

The fourth proportional to 907,455.40, 1,361,079.24 and 242,659.24 is: 363,961.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,455.40 : 1,361,079.24 = 242,659.24 : x
  2. Step 2: Convert to fraction form
    907,455.40/1,361,079.24 = 242,659.24/x
  3. Step 3: Cross multiply
    907,455.40x = 1,361,079.24 × 242,659.24
  4. Step 4: Simplify right side
    907,455.40x = 330,278,453,958.18
  5. Step 5: Solve for x
    x = 330,278,453,958.18/907,455.40
  6. Step 6: Final answer
    x = 363,961.09

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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.