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Finding the Fourth Proportional to 492,495.89, 738,804.32 and 168,337.59

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Solution

The fourth proportional to 492,495.89, 738,804.32 and 168,337.59 is: 252,527.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,495.89 : 738,804.32 = 168,337.59 : x
  2. Step 2: Convert to fraction form
    492,495.89/738,804.32 = 168,337.59/x
  3. Step 3: Cross multiply
    492,495.89x = 738,804.32 × 168,337.59
  4. Step 4: Simplify right side
    492,495.89x = 124,368,537,868.70
  5. Step 5: Solve for x
    x = 124,368,537,868.70/492,495.89
  6. Step 6: Final answer
    x = 252,527.06

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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.