Home / 318,896.07-439,814.79-232,758.24

Finding the Fourth Proportional to 318,896.07, 439,814.79 and 232,758.24

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Solution

The fourth proportional to 318,896.07, 439,814.79 and 232,758.24 is: 321,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,896.07 : 439,814.79 = 232,758.24 : x
  2. Step 2: Convert to fraction form
    318,896.07/439,814.79 = 232,758.24/x
  3. Step 3: Cross multiply
    318,896.07x = 439,814.79 × 232,758.24
  4. Step 4: Simplify right side
    318,896.07x = 102,370,516,446.37
  5. Step 5: Solve for x
    x = 102,370,516,446.37/318,896.07
  6. Step 6: Final answer
    x = 321,015.30

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1.5x scale

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.