Home / 1,169,971.86-1,755,064.89-328,517.94

Finding the Fourth Proportional to 1,169,971.86, 1,755,064.89 and 328,517.94

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Solution

The fourth proportional to 1,169,971.86, 1,755,064.89 and 328,517.94 is: 492,806.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,971.86 : 1,755,064.89 = 328,517.94 : x
  2. Step 2: Convert to fraction form
    1,169,971.86/1,755,064.89 = 328,517.94/x
  3. Step 3: Cross multiply
    1,169,971.86x = 1,755,064.89 × 328,517.94
  4. Step 4: Simplify right side
    1,169,971.86x = 576,570,302,229.13
  5. Step 5: Solve for x
    x = 576,570,302,229.13/1,169,971.86
  6. Step 6: Final answer
    x = 492,806.98

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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.