Home / 330,468.27-456,044.63-187,228.01

Finding the Fourth Proportional to 330,468.27, 456,044.63 and 187,228.01

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Solution

The fourth proportional to 330,468.27, 456,044.63 and 187,228.01 is: 258,373.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,468.27 : 456,044.63 = 187,228.01 : x
  2. Step 2: Convert to fraction form
    330,468.27/456,044.63 = 187,228.01/x
  3. Step 3: Cross multiply
    330,468.27x = 456,044.63 × 187,228.01
  4. Step 4: Simplify right side
    330,468.27x = 85,384,325,329.72
  5. Step 5: Solve for x
    x = 85,384,325,329.72/330,468.27
  6. Step 6: Final answer
    x = 258,373.75

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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.