Home / 492,110.58-674,683.56-483,142.53

Finding the Fourth Proportional to 492,110.58, 674,683.56 and 483,142.53

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Solution

The fourth proportional to 492,110.58, 674,683.56 and 483,142.53 is: 662,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,110.58 : 674,683.56 = 483,142.53 : x
  2. Step 2: Convert to fraction form
    492,110.58/674,683.56 = 483,142.53/x
  3. Step 3: Cross multiply
    492,110.58x = 674,683.56 × 483,142.53
  4. Step 4: Simplify right side
    492,110.58x = 325,968,322,127.81
  5. Step 5: Solve for x
    x = 325,968,322,127.81/492,110.58
  6. Step 6: Final answer
    x = 662,388.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.