Home / 829,297.71-1,144,783.95-557,523.24

Finding the Fourth Proportional to 829,297.71, 1,144,783.95 and 557,523.24

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Solution

The fourth proportional to 829,297.71, 1,144,783.95 and 557,523.24 is: 769,619.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,297.71 : 1,144,783.95 = 557,523.24 : x
  2. Step 2: Convert to fraction form
    829,297.71/1,144,783.95 = 557,523.24/x
  3. Step 3: Cross multiply
    829,297.71x = 1,144,783.95 × 557,523.24
  4. Step 4: Simplify right side
    829,297.71x = 638,243,656,904.00
  5. Step 5: Solve for x
    x = 638,243,656,904.00/829,297.71
  6. Step 6: Final answer
    x = 769,619.46

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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.