Home / 789,395.19-1,089,116.70-483,152.33

Finding the Fourth Proportional to 789,395.19, 1,089,116.70 and 483,152.33

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Solution

The fourth proportional to 789,395.19, 1,089,116.70 and 483,152.33 is: 666,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,395.19 : 1,089,116.70 = 483,152.33 : x
  2. Step 2: Convert to fraction form
    789,395.19/1,089,116.70 = 483,152.33/x
  3. Step 3: Cross multiply
    789,395.19x = 1,089,116.70 × 483,152.33
  4. Step 4: Simplify right side
    789,395.19x = 526,209,265,801.33
  5. Step 5: Solve for x
    x = 526,209,265,801.33/789,395.19
  6. Step 6: Final answer
    x = 666,598.01

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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.