Home / 403,317.08-603,455.56-240,609.41

Finding the Fourth Proportional to 403,317.08, 603,455.56 and 240,609.41

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Solution

The fourth proportional to 403,317.08, 603,455.56 and 240,609.41 is: 360,007.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,317.08 : 603,455.56 = 240,609.41 : x
  2. Step 2: Convert to fraction form
    403,317.08/603,455.56 = 240,609.41/x
  3. Step 3: Cross multiply
    403,317.08x = 603,455.56 × 240,609.41
  4. Step 4: Simplify right side
    403,317.08x = 145,197,082,634.02
  5. Step 5: Solve for x
    x = 145,197,082,634.02/403,317.08
  6. Step 6: Final answer
    x = 360,007.28

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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.