Home / 829,297.95-1,144,784.27-557,523.47

Finding the Fourth Proportional to 829,297.95, 1,144,784.27 and 557,523.47

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Solution

The fourth proportional to 829,297.95, 1,144,784.27 and 557,523.47 is: 769,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,297.95 : 1,144,784.27 = 557,523.47 : x
  2. Step 2: Convert to fraction form
    829,297.95/1,144,784.27 = 557,523.47/x
  3. Step 3: Cross multiply
    829,297.95x = 1,144,784.27 × 557,523.47
  4. Step 4: Simplify right side
    829,297.95x = 638,244,098,611.82
  5. Step 5: Solve for x
    x = 638,244,098,611.82/829,297.95
  6. Step 6: Final answer
    x = 769,619.77

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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.