Home / 939,963.02-1,297,150.61-510,243.44

Finding the Fourth Proportional to 939,963.02, 1,297,150.61 and 510,243.44

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Solution

The fourth proportional to 939,963.02, 1,297,150.61 and 510,243.44 is: 704,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,963.02 : 1,297,150.61 = 510,243.44 : x
  2. Step 2: Convert to fraction form
    939,963.02/1,297,150.61 = 510,243.44/x
  3. Step 3: Cross multiply
    939,963.02x = 1,297,150.61 × 510,243.44
  4. Step 4: Simplify right side
    939,963.02x = 661,862,580,407.53
  5. Step 5: Solve for x
    x = 661,862,580,407.53/939,963.02
  6. Step 6: Final answer
    x = 704,136.83

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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.