Home / 449,087.81-673,434.07-168,408.23

Finding the Fourth Proportional to 449,087.81, 673,434.07 and 168,408.23

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Solution

The fourth proportional to 449,087.81, 673,434.07 and 168,408.23 is: 252,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,087.81 : 673,434.07 = 168,408.23 : x
  2. Step 2: Convert to fraction form
    449,087.81/673,434.07 = 168,408.23/x
  3. Step 3: Cross multiply
    449,087.81x = 673,434.07 × 168,408.23
  4. Step 4: Simplify right side
    449,087.81x = 113,411,835,962.21
  5. Step 5: Solve for x
    x = 113,411,835,962.21/449,087.81
  6. Step 6: Final answer
    x = 252,538.22

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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.