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Finding the Fourth Proportional to 283,507.39, 425,113.41 and 133,707.41

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Solution

The fourth proportional to 283,507.39, 425,113.41 and 133,707.41 is: 200,491.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,507.39 : 425,113.41 = 133,707.41 : x
  2. Step 2: Convert to fraction form
    283,507.39/425,113.41 = 133,707.41/x
  3. Step 3: Cross multiply
    283,507.39x = 425,113.41 × 133,707.41
  4. Step 4: Simplify right side
    283,507.39x = 56,840,812,977.38
  5. Step 5: Solve for x
    x = 56,840,812,977.38/283,507.39
  6. Step 6: Final answer
    x = 200,491.47

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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.