Home / 330,360.02-495,463.03-161,711.34

Finding the Fourth Proportional to 330,360.02, 495,463.03 and 161,711.34

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Solution

The fourth proportional to 330,360.02, 495,463.03 and 161,711.34 is: 242,529.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,360.02 : 495,463.03 = 161,711.34 : x
  2. Step 2: Convert to fraction form
    330,360.02/495,463.03 = 161,711.34/x
  3. Step 3: Cross multiply
    330,360.02x = 495,463.03 × 161,711.34
  4. Step 4: Simplify right side
    330,360.02x = 80,121,988,239.50
  5. Step 5: Solve for x
    x = 80,121,988,239.50/330,360.02
  6. Step 6: Final answer
    x = 242,529.31

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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.