Home / 777,112.84-1,164,977.70-303,690.52

Finding the Fourth Proportional to 777,112.84, 1,164,977.70 and 303,690.52

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Solution

The fourth proportional to 777,112.84, 1,164,977.70 and 303,690.52 is: 455,265.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,112.84 : 1,164,977.70 = 303,690.52 : x
  2. Step 2: Convert to fraction form
    777,112.84/1,164,977.70 = 303,690.52/x
  3. Step 3: Cross multiply
    777,112.84x = 1,164,977.70 × 303,690.52
  4. Step 4: Simplify right side
    777,112.84x = 353,792,683,501.40
  5. Step 5: Solve for x
    x = 353,792,683,501.40/777,112.84
  6. Step 6: Final answer
    x = 455,265.52

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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.