Home / 1,182,783.32-1,773,980.80-329,913

Finding the Fourth Proportional to 1,182,783.32, 1,773,980.80 and 329,913

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Solution

The fourth proportional to 1,182,783.32, 1,773,980.80 and 329,913 is: 494,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,783.32 : 1,773,980.80 = 329,913 : x
  2. Step 2: Convert to fraction form
    1,182,783.32/1,773,980.80 = 329,913/x
  3. Step 3: Cross multiply
    1,182,783.32x = 1,773,980.80 × 329,913
  4. Step 4: Simplify right side
    1,182,783.32x = 585,259,327,670.40
  5. Step 5: Solve for x
    x = 585,259,327,670.40/1,182,783.32
  6. Step 6: Final answer
    x = 494,815.34

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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.