Home / 330,225.96-495,333.60-130,548.20

Finding the Fourth Proportional to 330,225.96, 495,333.60 and 130,548.20

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Solution

The fourth proportional to 330,225.96, 495,333.60 and 130,548.20 is: 195,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,225.96 : 495,333.60 = 130,548.20 : x
  2. Step 2: Convert to fraction form
    330,225.96/495,333.60 = 130,548.20/x
  3. Step 3: Cross multiply
    330,225.96x = 495,333.60 × 130,548.20
  4. Step 4: Simplify right side
    330,225.96x = 64,664,909,879.52
  5. Step 5: Solve for x
    x = 64,664,909,879.52/330,225.96
  6. Step 6: Final answer
    x = 195,820.19

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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.