Home / 948,222.80-1,422,175.43-317,134.52

Finding the Fourth Proportional to 948,222.80, 1,422,175.43 and 317,134.52

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Solution

The fourth proportional to 948,222.80, 1,422,175.43 and 317,134.52 is: 475,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,222.80 : 1,422,175.43 = 317,134.52 : x
  2. Step 2: Convert to fraction form
    948,222.80/1,422,175.43 = 317,134.52/x
  3. Step 3: Cross multiply
    948,222.80x = 1,422,175.43 × 317,134.52
  4. Step 4: Simplify right side
    948,222.80x = 451,020,916,030.80
  5. Step 5: Solve for x
    x = 451,020,916,030.80/948,222.80
  6. Step 6: Final answer
    x = 475,648.67

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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.