Home / 260,621.04-359,435.04-200,337.60

Finding the Fourth Proportional to 260,621.04, 359,435.04 and 200,337.60

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Solution

The fourth proportional to 260,621.04, 359,435.04 and 200,337.60 is: 276,295.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,621.04 : 359,435.04 = 200,337.60 : x
  2. Step 2: Convert to fraction form
    260,621.04/359,435.04 = 200,337.60/x
  3. Step 3: Cross multiply
    260,621.04x = 359,435.04 × 200,337.60
  4. Step 4: Simplify right side
    260,621.04x = 72,008,353,269.50
  5. Step 5: Solve for x
    x = 72,008,353,269.50/260,621.04
  6. Step 6: Final answer
    x = 276,295.24

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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.