Home / 329,450.01-454,864.19-208,698.45

Finding the Fourth Proportional to 329,450.01, 454,864.19 and 208,698.45

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Solution

The fourth proportional to 329,450.01, 454,864.19 and 208,698.45 is: 288,145.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,450.01 : 454,864.19 = 208,698.45 : x
  2. Step 2: Convert to fraction form
    329,450.01/454,864.19 = 208,698.45/x
  3. Step 3: Cross multiply
    329,450.01x = 454,864.19 × 208,698.45
  4. Step 4: Simplify right side
    329,450.01x = 94,929,450,370.01
  5. Step 5: Solve for x
    x = 94,929,450,370.01/329,450.01
  6. Step 6: Final answer
    x = 288,145.23

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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.