Home / 330,017.49-455,386.37-184,803.03

Finding the Fourth Proportional to 330,017.49, 455,386.37 and 184,803.03

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Solution

The fourth proportional to 330,017.49, 455,386.37 and 184,803.03 is: 255,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,017.49 : 455,386.37 = 184,803.03 : x
  2. Step 2: Convert to fraction form
    330,017.49/455,386.37 = 184,803.03/x
  3. Step 3: Cross multiply
    330,017.49x = 455,386.37 × 184,803.03
  4. Step 4: Simplify right side
    330,017.49x = 84,156,780,072.69
  5. Step 5: Solve for x
    x = 84,156,780,072.69/330,017.49
  6. Step 6: Final answer
    x = 255,007.03

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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.