Home / 358,297.07-494,284.61-231,013.67

Finding the Fourth Proportional to 358,297.07, 494,284.61 and 231,013.67

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Solution

The fourth proportional to 358,297.07, 494,284.61 and 231,013.67 is: 318,692.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,297.07 : 494,284.61 = 231,013.67 : x
  2. Step 2: Convert to fraction form
    358,297.07/494,284.61 = 231,013.67/x
  3. Step 3: Cross multiply
    358,297.07x = 494,284.61 × 231,013.67
  4. Step 4: Simplify right side
    358,297.07x = 114,186,499,886.73
  5. Step 5: Solve for x
    x = 114,186,499,886.73/358,297.07
  6. Step 6: Final answer
    x = 318,692.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.