Home / 302,240.70-454,345.20-214,104.60

Finding the Fourth Proportional to 302,240.70, 454,345.20 and 214,104.60

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Solution

The fourth proportional to 302,240.70, 454,345.20 and 214,104.60 is: 321,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,240.70 : 454,345.20 = 214,104.60 : x
  2. Step 2: Convert to fraction form
    302,240.70/454,345.20 = 214,104.60/x
  3. Step 3: Cross multiply
    302,240.70x = 454,345.20 × 214,104.60
  4. Step 4: Simplify right side
    302,240.70x = 97,277,397,307.92
  5. Step 5: Solve for x
    x = 97,277,397,307.92/302,240.70
  6. Step 6: Final answer
    x = 321,854.06

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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.