Home / 318,325.20-439,297.08-175,089

Finding the Fourth Proportional to 318,325.20, 439,297.08 and 175,089

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Solution

The fourth proportional to 318,325.20, 439,297.08 and 175,089 is: 241,627.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,325.20 : 439,297.08 = 175,089 : x
  2. Step 2: Convert to fraction form
    318,325.20/439,297.08 = 175,089/x
  3. Step 3: Cross multiply
    318,325.20x = 439,297.08 × 175,089
  4. Step 4: Simplify right side
    318,325.20x = 76,916,086,440.12
  5. Step 5: Solve for x
    x = 76,916,086,440.12/318,325.20
  6. Step 6: Final answer
    x = 241,627.39

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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.