Home / 883,343.20-1,325,014.80-218,495.20

Finding the Fourth Proportional to 883,343.20, 1,325,014.80 and 218,495.20

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Solution

The fourth proportional to 883,343.20, 1,325,014.80 and 218,495.20 is: 327,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,343.20 : 1,325,014.80 = 218,495.20 : x
  2. Step 2: Convert to fraction form
    883,343.20/1,325,014.80 = 218,495.20/x
  3. Step 3: Cross multiply
    883,343.20x = 1,325,014.80 × 218,495.20
  4. Step 4: Simplify right side
    883,343.20x = 289,509,373,728.96
  5. Step 5: Solve for x
    x = 289,509,373,728.96/883,343.20
  6. Step 6: Final answer
    x = 327,742.80

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1.5x scale

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.