Home / 756,193.58-1,134,623.88-401,120.48

Finding the Fourth Proportional to 756,193.58, 1,134,623.88 and 401,120.48

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Solution

The fourth proportional to 756,193.58, 1,134,623.88 and 401,120.48 is: 601,857.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,193.58 : 1,134,623.88 = 401,120.48 : x
  2. Step 2: Convert to fraction form
    756,193.58/1,134,623.88 = 401,120.48/x
  3. Step 3: Cross multiply
    756,193.58x = 1,134,623.88 × 401,120.48
  4. Step 4: Simplify right side
    756,193.58x = 455,120,875,365.06
  5. Step 5: Solve for x
    x = 455,120,875,365.06/756,193.58
  6. Step 6: Final answer
    x = 601,857.63

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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.