Home / 854,274.93-1,282,043.24-404,997.38

Finding the Fourth Proportional to 854,274.93, 1,282,043.24 and 404,997.38

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Solution

The fourth proportional to 854,274.93, 1,282,043.24 and 404,997.38 is: 607,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,274.93 : 1,282,043.24 = 404,997.38 : x
  2. Step 2: Convert to fraction form
    854,274.93/1,282,043.24 = 404,997.38/x
  3. Step 3: Cross multiply
    854,274.93x = 1,282,043.24 × 404,997.38
  4. Step 4: Simplify right side
    854,274.93x = 519,224,144,811.51
  5. Step 5: Solve for x
    x = 519,224,144,811.51/854,274.93
  6. Step 6: Final answer
    x = 607,795.13

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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.