Home / 620,065.23-929,735.80-240,542.43

Finding the Fourth Proportional to 620,065.23, 929,735.80 and 240,542.43

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Solution

The fourth proportional to 620,065.23, 929,735.80 and 240,542.43 is: 360,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,065.23 : 929,735.80 = 240,542.43 : x
  2. Step 2: Convert to fraction form
    620,065.23/929,735.80 = 240,542.43/x
  3. Step 3: Cross multiply
    620,065.23x = 929,735.80 × 240,542.43
  4. Step 4: Simplify right side
    620,065.23x = 223,640,908,589.99
  5. Step 5: Solve for x
    x = 223,640,908,589.99/620,065.23
  6. Step 6: Final answer
    x = 360,673.20

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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.