Home / 783,415.84-1,175,151.61-250,867.67

Finding the Fourth Proportional to 783,415.84, 1,175,151.61 and 250,867.67

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Solution

The fourth proportional to 783,415.84, 1,175,151.61 and 250,867.67 is: 376,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,415.84 : 1,175,151.61 = 250,867.67 : x
  2. Step 2: Convert to fraction form
    783,415.84/1,175,151.61 = 250,867.67/x
  3. Step 3: Cross multiply
    783,415.84x = 1,175,151.61 × 250,867.67
  4. Step 4: Simplify right side
    783,415.84x = 294,807,546,297.45
  5. Step 5: Solve for x
    x = 294,807,546,297.45/783,415.84
  6. Step 6: Final answer
    x = 376,310.42

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1.5x scale

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.