Home / 792,889.02-1,189,322.87-193,855.32

Finding the Fourth Proportional to 792,889.02, 1,189,322.87 and 193,855.32

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Solution

The fourth proportional to 792,889.02, 1,189,322.87 and 193,855.32 is: 290,780.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,889.02 : 1,189,322.87 = 193,855.32 : x
  2. Step 2: Convert to fraction form
    792,889.02/1,189,322.87 = 193,855.32/x
  3. Step 3: Cross multiply
    792,889.02x = 1,189,322.87 × 193,855.32
  4. Step 4: Simplify right side
    792,889.02x = 230,556,564,577.89
  5. Step 5: Solve for x
    x = 230,556,564,577.89/792,889.02
  6. Step 6: Final answer
    x = 290,780.37

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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.