Home / 694,793.40-1,042,247.70-221,465.40

Finding the Fourth Proportional to 694,793.40, 1,042,247.70 and 221,465.40

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Solution

The fourth proportional to 694,793.40, 1,042,247.70 and 221,465.40 is: 332,216.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,793.40 : 1,042,247.70 = 221,465.40 : x
  2. Step 2: Convert to fraction form
    694,793.40/1,042,247.70 = 221,465.40/x
  3. Step 3: Cross multiply
    694,793.40x = 1,042,247.70 × 221,465.40
  4. Step 4: Simplify right side
    694,793.40x = 230,821,803,779.58
  5. Step 5: Solve for x
    x = 230,821,803,779.58/694,793.40
  6. Step 6: Final answer
    x = 332,216.46

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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.