Home / 938,114.56-1,294,662.80-570,735.02

Finding the Fourth Proportional to 938,114.56, 1,294,662.80 and 570,735.02

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Solution

The fourth proportional to 938,114.56, 1,294,662.80 and 570,735.02 is: 787,653.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,114.56 : 1,294,662.80 = 570,735.02 : x
  2. Step 2: Convert to fraction form
    938,114.56/1,294,662.80 = 570,735.02/x
  3. Step 3: Cross multiply
    938,114.56x = 1,294,662.80 × 570,735.02
  4. Step 4: Simplify right side
    938,114.56x = 738,909,399,051.26
  5. Step 5: Solve for x
    x = 738,909,399,051.26/938,114.56
  6. Step 6: Final answer
    x = 787,653.69

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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.