Home / 700,835.42-1,051,496.94-221,137.22

Finding the Fourth Proportional to 700,835.42, 1,051,496.94 and 221,137.22

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Solution

The fourth proportional to 700,835.42, 1,051,496.94 and 221,137.22 is: 331,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,835.42 : 1,051,496.94 = 221,137.22 : x
  2. Step 2: Convert to fraction form
    700,835.42/1,051,496.94 = 221,137.22/x
  3. Step 3: Cross multiply
    700,835.42x = 1,051,496.94 × 221,137.22
  4. Step 4: Simplify right side
    700,835.42x = 232,525,113,608.11
  5. Step 5: Solve for x
    x = 232,525,113,608.11/700,835.42
  6. Step 6: Final answer
    x = 331,782.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.