Home / 955,367.22-1,318,379.58-525,647.64

Finding the Fourth Proportional to 955,367.22, 1,318,379.58 and 525,647.64

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Solution

The fourth proportional to 955,367.22, 1,318,379.58 and 525,647.64 is: 725,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,367.22 : 1,318,379.58 = 525,647.64 : x
  2. Step 2: Convert to fraction form
    955,367.22/1,318,379.58 = 525,647.64/x
  3. Step 3: Cross multiply
    955,367.22x = 1,318,379.58 × 525,647.64
  4. Step 4: Simplify right side
    955,367.22x = 693,003,114,851.19
  5. Step 5: Solve for x
    x = 693,003,114,851.19/955,367.22
  6. Step 6: Final answer
    x = 725,378.79

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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.