Home / 691,051.08-1,036,629.09-235,500.73

Finding the Fourth Proportional to 691,051.08, 1,036,629.09 and 235,500.73

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Solution

The fourth proportional to 691,051.08, 1,036,629.09 and 235,500.73 is: 353,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,051.08 : 1,036,629.09 = 235,500.73 : x
  2. Step 2: Convert to fraction form
    691,051.08/1,036,629.09 = 235,500.73/x
  3. Step 3: Cross multiply
    691,051.08x = 1,036,629.09 × 235,500.73
  4. Step 4: Simplify right side
    691,051.08x = 244,126,907,434.24
  5. Step 5: Solve for x
    x = 244,126,907,434.24/691,051.08
  6. Step 6: Final answer
    x = 353,268.98

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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.