Home / 351,268.80-526,903.20-225,297.60

Finding the Fourth Proportional to 351,268.80, 526,903.20 and 225,297.60

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Solution

The fourth proportional to 351,268.80, 526,903.20 and 225,297.60 is: 337,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,268.80 : 526,903.20 = 225,297.60 : x
  2. Step 2: Convert to fraction form
    351,268.80/526,903.20 = 225,297.60/x
  3. Step 3: Cross multiply
    351,268.80x = 526,903.20 × 225,297.60
  4. Step 4: Simplify right side
    351,268.80x = 118,710,026,392.32
  5. Step 5: Solve for x
    x = 118,710,026,392.32/351,268.80
  6. Step 6: Final answer
    x = 337,946.40

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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.