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Finding the Fourth Proportional to 302,367.28, 453,515.68 and 112,834.17

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Solution

The fourth proportional to 302,367.28, 453,515.68 and 112,834.17 is: 169,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,367.28 : 453,515.68 = 112,834.17 : x
  2. Step 2: Convert to fraction form
    302,367.28/453,515.68 = 112,834.17/x
  3. Step 3: Cross multiply
    302,367.28x = 453,515.68 × 112,834.17
  4. Step 4: Simplify right side
    302,367.28x = 51,172,065,334.79
  5. Step 5: Solve for x
    x = 51,172,065,334.79/302,367.28
  6. Step 6: Final answer
    x = 169,238.10

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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.