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Finding the Fourth Proportional to 303,602.51, 454,695.55 and 239,995.73

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Solution

The fourth proportional to 303,602.51, 454,695.55 and 239,995.73 is: 359,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,602.51 : 454,695.55 = 239,995.73 : x
  2. Step 2: Convert to fraction form
    303,602.51/454,695.55 = 239,995.73/x
  3. Step 3: Cross multiply
    303,602.51x = 454,695.55 × 239,995.73
  4. Step 4: Simplify right side
    303,602.51x = 109,124,990,986.75
  5. Step 5: Solve for x
    x = 109,124,990,986.75/303,602.51
  6. Step 6: Final answer
    x = 359,433.75

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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.