Home / 940,342.25-1,297,674.93-510,629.55

Finding the Fourth Proportional to 940,342.25, 1,297,674.93 and 510,629.55

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Solution

The fourth proportional to 940,342.25, 1,297,674.93 and 510,629.55 is: 704,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,342.25 : 1,297,674.93 = 510,629.55 : x
  2. Step 2: Convert to fraction form
    940,342.25/1,297,674.93 = 510,629.55/x
  3. Step 3: Cross multiply
    940,342.25x = 1,297,674.93 × 510,629.55
  4. Step 4: Simplify right side
    940,342.25x = 662,631,165,552.18
  5. Step 5: Solve for x
    x = 662,631,165,552.18/940,342.25
  6. Step 6: Final answer
    x = 704,670.21

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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.