Home / 330,079.14-495,039.06-152,415.36

Finding the Fourth Proportional to 330,079.14, 495,039.06 and 152,415.36

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Solution

The fourth proportional to 330,079.14, 495,039.06 and 152,415.36 is: 228,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,079.14 : 495,039.06 = 152,415.36 : x
  2. Step 2: Convert to fraction form
    330,079.14/495,039.06 = 152,415.36/x
  3. Step 3: Cross multiply
    330,079.14x = 495,039.06 × 152,415.36
  4. Step 4: Simplify right side
    330,079.14x = 75,451,556,543.96
  5. Step 5: Solve for x
    x = 75,451,556,543.96/330,079.14
  6. Step 6: Final answer
    x = 228,586.26

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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.