Home / 843,579.14-1,265,368.72-370,268.60

Finding the Fourth Proportional to 843,579.14, 1,265,368.72 and 370,268.60

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Solution

The fourth proportional to 843,579.14, 1,265,368.72 and 370,268.60 is: 555,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,579.14 : 1,265,368.72 = 370,268.60 : x
  2. Step 2: Convert to fraction form
    843,579.14/1,265,368.72 = 370,268.60/x
  3. Step 3: Cross multiply
    843,579.14x = 1,265,368.72 × 370,268.60
  4. Step 4: Simplify right side
    843,579.14x = 468,526,304,438.19
  5. Step 5: Solve for x
    x = 468,526,304,438.19/843,579.14
  6. Step 6: Final answer
    x = 555,402.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.