Home / 955,462.23-1,318,498.34-519,881.37

Finding the Fourth Proportional to 955,462.23, 1,318,498.34 and 519,881.37

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Solution

The fourth proportional to 955,462.23, 1,318,498.34 and 519,881.37 is: 717,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,462.23 : 1,318,498.34 = 519,881.37 : x
  2. Step 2: Convert to fraction form
    955,462.23/1,318,498.34 = 519,881.37/x
  3. Step 3: Cross multiply
    955,462.23x = 1,318,498.34 × 519,881.37
  4. Step 4: Simplify right side
    955,462.23x = 685,462,715,449.73
  5. Step 5: Solve for x
    x = 685,462,715,449.73/955,462.23
  6. Step 6: Final answer
    x = 717,414.77

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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.