Home / 716,126.88-1,074,190.40-341,012.64

Finding the Fourth Proportional to 716,126.88, 1,074,190.40 and 341,012.64

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Solution

The fourth proportional to 716,126.88, 1,074,190.40 and 341,012.64 is: 511,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,126.88 : 1,074,190.40 = 341,012.64 : x
  2. Step 2: Convert to fraction form
    716,126.88/1,074,190.40 = 341,012.64/x
  3. Step 3: Cross multiply
    716,126.88x = 1,074,190.40 × 341,012.64
  4. Step 4: Simplify right side
    716,126.88x = 366,312,504,166.66
  5. Step 5: Solve for x
    x = 366,312,504,166.66/716,126.88
  6. Step 6: Final answer
    x = 511,519.00

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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.