Home / 840,051.44-1,259,570.40-334,690.32

Finding the Fourth Proportional to 840,051.44, 1,259,570.40 and 334,690.32

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Solution

The fourth proportional to 840,051.44, 1,259,570.40 and 334,690.32 is: 501,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,051.44 : 1,259,570.40 = 334,690.32 : x
  2. Step 2: Convert to fraction form
    840,051.44/1,259,570.40 = 334,690.32/x
  3. Step 3: Cross multiply
    840,051.44x = 1,259,570.40 × 334,690.32
  4. Step 4: Simplify right side
    840,051.44x = 421,566,020,238.53
  5. Step 5: Solve for x
    x = 421,566,020,238.53/840,051.44
  6. Step 6: Final answer
    x = 501,833.58

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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.