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Finding the Fourth Proportional to 307,573.68, 424,452.02 and 180,249.40

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Solution

The fourth proportional to 307,573.68, 424,452.02 and 180,249.40 is: 248,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,573.68 : 424,452.02 = 180,249.40 : x
  2. Step 2: Convert to fraction form
    307,573.68/424,452.02 = 180,249.40/x
  3. Step 3: Cross multiply
    307,573.68x = 424,452.02 × 180,249.40
  4. Step 4: Simplify right side
    307,573.68x = 76,507,221,933.79
  5. Step 5: Solve for x
    x = 76,507,221,933.79/307,573.68
  6. Step 6: Final answer
    x = 248,744.37

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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.