Home / 790,767.72-1,185,015.69-449,482.32

Finding the Fourth Proportional to 790,767.72, 1,185,015.69 and 449,482.32

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Solution

The fourth proportional to 790,767.72, 1,185,015.69 and 449,482.32 is: 673,577.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,767.72 : 1,185,015.69 = 449,482.32 : x
  2. Step 2: Convert to fraction form
    790,767.72/1,185,015.69 = 449,482.32/x
  3. Step 3: Cross multiply
    790,767.72x = 1,185,015.69 × 449,482.32
  4. Step 4: Simplify right side
    790,767.72x = 532,643,601,577.60
  5. Step 5: Solve for x
    x = 532,643,601,577.60/790,767.72
  6. Step 6: Final answer
    x = 673,577.83

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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.