Home / 1,008,583.63-1,512,891.86-288,922.54

Finding the Fourth Proportional to 1,008,583.63, 1,512,891.86 and 288,922.54

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Solution

The fourth proportional to 1,008,583.63, 1,512,891.86 and 288,922.54 is: 433,388.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,583.63 : 1,512,891.86 = 288,922.54 : x
  2. Step 2: Convert to fraction form
    1,008,583.63/1,512,891.86 = 288,922.54/x
  3. Step 3: Cross multiply
    1,008,583.63x = 1,512,891.86 × 288,922.54
  4. Step 4: Simplify right side
    1,008,583.63x = 437,108,551,372.07
  5. Step 5: Solve for x
    x = 437,108,551,372.07/1,008,583.63
  6. Step 6: Final answer
    x = 433,388.50

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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.