Home / 882,415.20-1,325,226.60-528,121.20

Finding the Fourth Proportional to 882,415.20, 1,325,226.60 and 528,121.20

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Solution

The fourth proportional to 882,415.20, 1,325,226.60 and 528,121.20 is: 793,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,415.20 : 1,325,226.60 = 528,121.20 : x
  2. Step 2: Convert to fraction form
    882,415.20/1,325,226.60 = 528,121.20/x
  3. Step 3: Cross multiply
    882,415.20x = 1,325,226.60 × 528,121.20
  4. Step 4: Simplify right side
    882,415.20x = 699,880,262,263.92
  5. Step 5: Solve for x
    x = 699,880,262,263.92/882,415.20
  6. Step 6: Final answer
    x = 793,141.67

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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.