Home / 824,072.00-1,134,575.69-642,551.00

Finding the Fourth Proportional to 824,072.00, 1,134,575.69 and 642,551.00

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Solution

The fourth proportional to 824,072.00, 1,134,575.69 and 642,551.00 is: 884,659.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,072.00 : 1,134,575.69 = 642,551.00 : x
  2. Step 2: Convert to fraction form
    824,072.00/1,134,575.69 = 642,551.00/x
  3. Step 3: Cross multiply
    824,072.00x = 1,134,575.69 × 642,551.00
  4. Step 4: Simplify right side
    824,072.00x = 729,022,735,299.56
  5. Step 5: Solve for x
    x = 729,022,735,299.56/824,072.00
  6. Step 6: Final answer
    x = 884,659.03

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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.