Home / 789,460.04-1,089,389.04-445,277

Finding the Fourth Proportional to 789,460.04, 1,089,389.04 and 445,277

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Solution

The fourth proportional to 789,460.04, 1,089,389.04 and 445,277 is: 614,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,460.04 : 1,089,389.04 = 445,277 : x
  2. Step 2: Convert to fraction form
    789,460.04/1,089,389.04 = 445,277/x
  3. Step 3: Cross multiply
    789,460.04x = 1,089,389.04 × 445,277
  4. Step 4: Simplify right side
    789,460.04x = 485,079,883,564.08
  5. Step 5: Solve for x
    x = 485,079,883,564.08/789,460.04
  6. Step 6: Final answer
    x = 614,445.14

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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.