Home / 434,450.86-651,767.01-134,923.66

Finding the Fourth Proportional to 434,450.86, 651,767.01 and 134,923.66

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Solution

The fourth proportional to 434,450.86, 651,767.01 and 134,923.66 is: 202,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,450.86 : 651,767.01 = 134,923.66 : x
  2. Step 2: Convert to fraction form
    434,450.86/651,767.01 = 134,923.66/x
  3. Step 3: Cross multiply
    434,450.86x = 651,767.01 × 134,923.66
  4. Step 4: Simplify right side
    434,450.86x = 87,938,790,456.46
  5. Step 5: Solve for x
    x = 87,938,790,456.46/434,450.86
  6. Step 6: Final answer
    x = 202,413.66

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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.