Home / 329,477.20-454,678.32-178,574.24

Finding the Fourth Proportional to 329,477.20, 454,678.32 and 178,574.24

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Solution

The fourth proportional to 329,477.20, 454,678.32 and 178,574.24 is: 246,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,477.20 : 454,678.32 = 178,574.24 : x
  2. Step 2: Convert to fraction form
    329,477.20/454,678.32 = 178,574.24/x
  3. Step 3: Cross multiply
    329,477.20x = 454,678.32 × 178,574.24
  4. Step 4: Simplify right side
    329,477.20x = 81,193,835,438.48
  5. Step 5: Solve for x
    x = 81,193,835,438.48/329,477.20
  6. Step 6: Final answer
    x = 246,432.33

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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.