Home / 260,370.03-359,293.70-145,628.79

Finding the Fourth Proportional to 260,370.03, 359,293.70 and 145,628.79

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Solution

The fourth proportional to 260,370.03, 359,293.70 and 145,628.79 is: 200,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,370.03 : 359,293.70 = 145,628.79 : x
  2. Step 2: Convert to fraction form
    260,370.03/359,293.70 = 145,628.79/x
  3. Step 3: Cross multiply
    260,370.03x = 359,293.70 × 145,628.79
  4. Step 4: Simplify right side
    260,370.03x = 52,323,506,057.48
  5. Step 5: Solve for x
    x = 52,323,506,057.48/260,370.03
  6. Step 6: Final answer
    x = 200,958.25

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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.