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Finding the Fourth Proportional to 302,024.80, 453,037.20 and 144,560.80

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Solution

The fourth proportional to 302,024.80, 453,037.20 and 144,560.80 is: 216,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,024.80 : 453,037.20 = 144,560.80 : x
  2. Step 2: Convert to fraction form
    302,024.80/453,037.20 = 144,560.80/x
  3. Step 3: Cross multiply
    302,024.80x = 453,037.20 × 144,560.80
  4. Step 4: Simplify right side
    302,024.80x = 65,491,420,061.76
  5. Step 5: Solve for x
    x = 65,491,420,061.76/302,024.80
  6. Step 6: Final answer
    x = 216,841.20

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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.