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Finding the Fourth Proportional to 302,566.58, 453,639.71 and 133,995.04

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Solution

The fourth proportional to 302,566.58, 453,639.71 and 133,995.04 is: 200,899.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,566.58 : 453,639.71 = 133,995.04 : x
  2. Step 2: Convert to fraction form
    302,566.58/453,639.71 = 133,995.04/x
  3. Step 3: Cross multiply
    302,566.58x = 453,639.71 × 133,995.04
  4. Step 4: Simplify right side
    302,566.58x = 60,785,471,087.04
  5. Step 5: Solve for x
    x = 60,785,471,087.04/302,566.58
  6. Step 6: Final answer
    x = 200,899.49

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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.