Home / 941,942.40-1,299,937.18-555,015.66

Finding the Fourth Proportional to 941,942.40, 1,299,937.18 and 555,015.66

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Solution

The fourth proportional to 941,942.40, 1,299,937.18 and 555,015.66 is: 765,955.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,942.40 : 1,299,937.18 = 555,015.66 : x
  2. Step 2: Convert to fraction form
    941,942.40/1,299,937.18 = 555,015.66/x
  3. Step 3: Cross multiply
    941,942.40x = 1,299,937.18 × 555,015.66
  4. Step 4: Simplify right side
    941,942.40x = 721,485,491,916.24
  5. Step 5: Solve for x
    x = 721,485,491,916.24/941,942.40
  6. Step 6: Final answer
    x = 765,955.00

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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.