Home / 999,063.99-1,498,201.52-399,913.47

Finding the Fourth Proportional to 999,063.99, 1,498,201.52 and 399,913.47

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Solution

The fourth proportional to 999,063.99, 1,498,201.52 and 399,913.47 is: 599,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,063.99 : 1,498,201.52 = 399,913.47 : x
  2. Step 2: Convert to fraction form
    999,063.99/1,498,201.52 = 399,913.47/x
  3. Step 3: Cross multiply
    999,063.99x = 1,498,201.52 × 399,913.47
  4. Step 4: Simplify right side
    999,063.99x = 599,150,966,622.91
  5. Step 5: Solve for x
    x = 599,150,966,622.91/999,063.99
  6. Step 6: Final answer
    x = 599,712.30

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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.