Home / 1,051,767.89-1,578,361.70-411,992.27

Finding the Fourth Proportional to 1,051,767.89, 1,578,361.70 and 411,992.27

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Solution

The fourth proportional to 1,051,767.89, 1,578,361.70 and 411,992.27 is: 618,266.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,767.89 : 1,578,361.70 = 411,992.27 : x
  2. Step 2: Convert to fraction form
    1,051,767.89/1,578,361.70 = 411,992.27/x
  3. Step 3: Cross multiply
    1,051,767.89x = 1,578,361.70 × 411,992.27
  4. Step 4: Simplify right side
    1,051,767.89x = 650,272,825,281.92
  5. Step 5: Solve for x
    x = 650,272,825,281.92/1,051,767.89
  6. Step 6: Final answer
    x = 618,266.48

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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.