Home / 454,890.60-682,335.90-302,675.40

Finding the Fourth Proportional to 454,890.60, 682,335.90 and 302,675.40

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Solution

The fourth proportional to 454,890.60, 682,335.90 and 302,675.40 is: 454,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,890.60 : 682,335.90 = 302,675.40 : x
  2. Step 2: Convert to fraction form
    454,890.60/682,335.90 = 302,675.40/x
  3. Step 3: Cross multiply
    454,890.60x = 682,335.90 × 302,675.40
  4. Step 4: Simplify right side
    454,890.60x = 206,526,291,466.86
  5. Step 5: Solve for x
    x = 206,526,291,466.86/454,890.60
  6. Step 6: Final answer
    x = 454,013.10

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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.