Home / 260,848.96-359,165.54-203,719.05

Finding the Fourth Proportional to 260,848.96, 359,165.54 and 203,719.05

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Solution

The fourth proportional to 260,848.96, 359,165.54 and 203,719.05 is: 280,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,848.96 : 359,165.54 = 203,719.05 : x
  2. Step 2: Convert to fraction form
    260,848.96/359,165.54 = 203,719.05/x
  3. Step 3: Cross multiply
    260,848.96x = 359,165.54 × 203,719.05
  4. Step 4: Simplify right side
    260,848.96x = 73,168,863,110.83
  5. Step 5: Solve for x
    x = 73,168,863,110.83/260,848.96
  6. Step 6: Final answer
    x = 280,502.80

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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.