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Finding the Fourth Proportional to 483,148, 724,850.52 and 167,604.40

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Solution

The fourth proportional to 483,148, 724,850.52 and 167,604.40 is: 251,451.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,148 : 724,850.52 = 167,604.40 : x
  2. Step 2: Convert to fraction form
    483,148/724,850.52 = 167,604.40/x
  3. Step 3: Cross multiply
    483,148x = 724,850.52 × 167,604.40
  4. Step 4: Simplify right side
    483,148x = 121,488,136,494.29
  5. Step 5: Solve for x
    x = 121,488,136,494.29/483,148
  6. Step 6: Final answer
    x = 251,451.18

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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.