Home / 307,535.24-424,021.59-252,896.46

Finding the Fourth Proportional to 307,535.24, 424,021.59 and 252,896.46

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Solution

The fourth proportional to 307,535.24, 424,021.59 and 252,896.46 is: 348,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,535.24 : 424,021.59 = 252,896.46 : x
  2. Step 2: Convert to fraction form
    307,535.24/424,021.59 = 252,896.46/x
  3. Step 3: Cross multiply
    307,535.24x = 424,021.59 × 252,896.46
  4. Step 4: Simplify right side
    307,535.24x = 107,233,559,074.57
  5. Step 5: Solve for x
    x = 107,233,559,074.57/307,535.24
  6. Step 6: Final answer
    x = 348,687.07

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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.