Home / 785,788.13-1,177,696.55-335,981.00

Finding the Fourth Proportional to 785,788.13, 1,177,696.55 and 335,981.00

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Solution

The fourth proportional to 785,788.13, 1,177,696.55 and 335,981.00 is: 503,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,788.13 : 1,177,696.55 = 335,981.00 : x
  2. Step 2: Convert to fraction form
    785,788.13/1,177,696.55 = 335,981.00/x
  3. Step 3: Cross multiply
    785,788.13x = 1,177,696.55 × 335,981.00
  4. Step 4: Simplify right side
    785,788.13x = 395,683,656,997.16
  5. Step 5: Solve for x
    x = 395,683,656,997.16/785,788.13
  6. Step 6: Final answer
    x = 503,550.06

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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.