Home / 262,328.20-393,297.90-112,445.80

Finding the Fourth Proportional to 262,328.20, 393,297.90 and 112,445.80

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Solution

The fourth proportional to 262,328.20, 393,297.90 and 112,445.80 is: 168,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,328.20 : 393,297.90 = 112,445.80 : x
  2. Step 2: Convert to fraction form
    262,328.20/393,297.90 = 112,445.80/x
  3. Step 3: Cross multiply
    262,328.20x = 393,297.90 × 112,445.80
  4. Step 4: Simplify right side
    262,328.20x = 44,224,697,003.82
  5. Step 5: Solve for x
    x = 44,224,697,003.82/262,328.20
  6. Step 6: Final answer
    x = 168,585.37

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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.