Home / 403,267.33-556,278.30-252,101.89

Finding the Fourth Proportional to 403,267.33, 556,278.30 and 252,101.89

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Solution

The fourth proportional to 403,267.33, 556,278.30 and 252,101.89 is: 347,756.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,267.33 : 556,278.30 = 252,101.89 : x
  2. Step 2: Convert to fraction form
    403,267.33/556,278.30 = 252,101.89/x
  3. Step 3: Cross multiply
    403,267.33x = 556,278.30 × 252,101.89
  4. Step 4: Simplify right side
    403,267.33x = 140,238,810,795.99
  5. Step 5: Solve for x
    x = 140,238,810,795.99/403,267.33
  6. Step 6: Final answer
    x = 347,756.44

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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.