Home / 302,834.80-454,353.30-134,331.88

Finding the Fourth Proportional to 302,834.80, 454,353.30 and 134,331.88

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Solution

The fourth proportional to 302,834.80, 454,353.30 and 134,331.88 is: 201,542.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,834.80 : 454,353.30 = 134,331.88 : x
  2. Step 2: Convert to fraction form
    302,834.80/454,353.30 = 134,331.88/x
  3. Step 3: Cross multiply
    302,834.80x = 454,353.30 × 134,331.88
  4. Step 4: Simplify right side
    302,834.80x = 61,034,132,973.20
  5. Step 5: Solve for x
    x = 61,034,132,973.20/302,834.80
  6. Step 6: Final answer
    x = 201,542.67

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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.