Home / 325,137.04-490,142.54-303,461.44

Finding the Fourth Proportional to 325,137.04, 490,142.54 and 303,461.44

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Solution

The fourth proportional to 325,137.04, 490,142.54 and 303,461.44 is: 457,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,137.04 : 490,142.54 = 303,461.44 : x
  2. Step 2: Convert to fraction form
    325,137.04/490,142.54 = 303,461.44/x
  3. Step 3: Cross multiply
    325,137.04x = 490,142.54 × 303,461.44
  4. Step 4: Simplify right side
    325,137.04x = 148,739,360,526.96
  5. Step 5: Solve for x
    x = 148,739,360,526.96/325,137.04
  6. Step 6: Final answer
    x = 457,466.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.