Home / 699,037.85-1,048,546.06-314,515.10

Finding the Fourth Proportional to 699,037.85, 1,048,546.06 and 314,515.10

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Solution

The fourth proportional to 699,037.85, 1,048,546.06 and 314,515.10 is: 471,767.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,037.85 : 1,048,546.06 = 314,515.10 : x
  2. Step 2: Convert to fraction form
    699,037.85/1,048,546.06 = 314,515.10/x
  3. Step 3: Cross multiply
    699,037.85x = 1,048,546.06 × 314,515.10
  4. Step 4: Simplify right side
    699,037.85x = 329,783,572,519.73
  5. Step 5: Solve for x
    x = 329,783,572,519.73/699,037.85
  6. Step 6: Final answer
    x = 471,767.84

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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.