Home / 872,583.65-1,203,761.27-510,022.79

Finding the Fourth Proportional to 872,583.65, 1,203,761.27 and 510,022.79

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Solution

The fourth proportional to 872,583.65, 1,203,761.27 and 510,022.79 is: 703,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,583.65 : 1,203,761.27 = 510,022.79 : x
  2. Step 2: Convert to fraction form
    872,583.65/1,203,761.27 = 510,022.79/x
  3. Step 3: Cross multiply
    872,583.65x = 1,203,761.27 × 510,022.79
  4. Step 4: Simplify right side
    872,583.65x = 613,945,672,850.42
  5. Step 5: Solve for x
    x = 613,945,672,850.42/872,583.65
  6. Step 6: Final answer
    x = 703,595.21

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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.