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Finding the Fourth Proportional to 302,525.20, 453,131.70 and 250,037.20

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Solution

The fourth proportional to 302,525.20, 453,131.70 and 250,037.20 is: 374,513.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,525.20 : 453,131.70 = 250,037.20 : x
  2. Step 2: Convert to fraction form
    302,525.20/453,131.70 = 250,037.20/x
  3. Step 3: Cross multiply
    302,525.20x = 453,131.70 × 250,037.20
  4. Step 4: Simplify right side
    302,525.20x = 113,299,781,499.24
  5. Step 5: Solve for x
    x = 113,299,781,499.24/302,525.20
  6. Step 6: Final answer
    x = 374,513.53

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1.5x scale

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.