Home / 829,297.45-1,144,783.59-557,522.97

Finding the Fourth Proportional to 829,297.45, 1,144,783.59 and 557,522.97

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Solution

The fourth proportional to 829,297.45, 1,144,783.59 and 557,522.97 is: 769,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,297.45 : 1,144,783.59 = 557,522.97 : x
  2. Step 2: Convert to fraction form
    829,297.45/1,144,783.59 = 557,522.97/x
  3. Step 3: Cross multiply
    829,297.45x = 1,144,783.59 × 557,522.97
  4. Step 4: Simplify right side
    829,297.45x = 638,243,144,316.45
  5. Step 5: Solve for x
    x = 638,243,144,316.45/829,297.45
  6. Step 6: Final answer
    x = 769,619.09

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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.