Home / 492,503.05-738,776.80-150,921.89

Finding the Fourth Proportional to 492,503.05, 738,776.80 and 150,921.89

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Solution

The fourth proportional to 492,503.05, 738,776.80 and 150,921.89 is: 226,389.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,503.05 : 738,776.80 = 150,921.89 : x
  2. Step 2: Convert to fraction form
    492,503.05/738,776.80 = 150,921.89/x
  3. Step 3: Cross multiply
    492,503.05x = 738,776.80 × 150,921.89
  4. Step 4: Simplify right side
    492,503.05x = 111,497,592,413.79
  5. Step 5: Solve for x
    x = 111,497,592,413.79/492,503.05
  6. Step 6: Final answer
    x = 226,389.65

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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.