Home / 312,955.26-469,225.50-113,249.67

Finding the Fourth Proportional to 312,955.26, 469,225.50 and 113,249.67

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Solution

The fourth proportional to 312,955.26, 469,225.50 and 113,249.67 is: 169,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,955.26 : 469,225.50 = 113,249.67 : x
  2. Step 2: Convert to fraction form
    312,955.26/469,225.50 = 113,249.67/x
  3. Step 3: Cross multiply
    312,955.26x = 469,225.50 × 113,249.67
  4. Step 4: Simplify right side
    312,955.26x = 53,139,633,030.59
  5. Step 5: Solve for x
    x = 53,139,633,030.59/312,955.26
  6. Step 6: Final answer
    x = 169,799.46

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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.