Home / 789,259.54-1,089,174.90-426,683.29

Finding the Fourth Proportional to 789,259.54, 1,089,174.90 and 426,683.29

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Solution

The fourth proportional to 789,259.54, 1,089,174.90 and 426,683.29 is: 588,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,259.54 : 1,089,174.90 = 426,683.29 : x
  2. Step 2: Convert to fraction form
    789,259.54/1,089,174.90 = 426,683.29/x
  3. Step 3: Cross multiply
    789,259.54x = 1,089,174.90 × 426,683.29
  4. Step 4: Simplify right side
    789,259.54x = 464,732,729,717.42
  5. Step 5: Solve for x
    x = 464,732,729,717.42/789,259.54
  6. Step 6: Final answer
    x = 588,821.17

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Double scale
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1.5x scale

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.