Home / 260,352.63-390,576.33-118,200.06

Finding the Fourth Proportional to 260,352.63, 390,576.33 and 118,200.06

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Solution

The fourth proportional to 260,352.63, 390,576.33 and 118,200.06 is: 177,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,352.63 : 390,576.33 = 118,200.06 : x
  2. Step 2: Convert to fraction form
    260,352.63/390,576.33 = 118,200.06/x
  3. Step 3: Cross multiply
    260,352.63x = 390,576.33 × 118,200.06
  4. Step 4: Simplify right side
    260,352.63x = 46,166,145,640.58
  5. Step 5: Solve for x
    x = 46,166,145,640.58/260,352.63
  6. Step 6: Final answer
    x = 177,321.60

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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.