Home / 780,994.64-1,077,730.44-441,442.64

Finding the Fourth Proportional to 780,994.64, 1,077,730.44 and 441,442.64

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Solution

The fourth proportional to 780,994.64, 1,077,730.44 and 441,442.64 is: 609,167.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,994.64 : 1,077,730.44 = 441,442.64 : x
  2. Step 2: Convert to fraction form
    780,994.64/1,077,730.44 = 441,442.64/x
  3. Step 3: Cross multiply
    780,994.64x = 1,077,730.44 × 441,442.64
  4. Step 4: Simplify right side
    780,994.64x = 475,756,170,641.96
  5. Step 5: Solve for x
    x = 475,756,170,641.96/780,994.64
  6. Step 6: Final answer
    x = 609,167.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.