Home / 419,525.24-629,044.85-286,566.17

Finding the Fourth Proportional to 419,525.24, 629,044.85 and 286,566.17

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Solution

The fourth proportional to 419,525.24, 629,044.85 and 286,566.17 is: 429,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,525.24 : 629,044.85 = 286,566.17 : x
  2. Step 2: Convert to fraction form
    419,525.24/629,044.85 = 286,566.17/x
  3. Step 3: Cross multiply
    419,525.24x = 629,044.85 × 286,566.17
  4. Step 4: Simplify right side
    419,525.24x = 180,262,970,993.92
  5. Step 5: Solve for x
    x = 180,262,970,993.92/419,525.24
  6. Step 6: Final answer
    x = 429,683.26

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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.