Home / 937,907.57-1,294,758.72-628,343.19

Finding the Fourth Proportional to 937,907.57, 1,294,758.72 and 628,343.19

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Solution

The fourth proportional to 937,907.57, 1,294,758.72 and 628,343.19 is: 867,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,907.57 : 1,294,758.72 = 628,343.19 : x
  2. Step 2: Convert to fraction form
    937,907.57/1,294,758.72 = 628,343.19/x
  3. Step 3: Cross multiply
    937,907.57x = 1,294,758.72 × 628,343.19
  4. Step 4: Simplify right side
    937,907.57x = 813,552,824,405.12
  5. Step 5: Solve for x
    x = 813,552,824,405.12/937,907.57
  6. Step 6: Final answer
    x = 867,412.58

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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.