Home / 302,279.40-453,768.30-162,311.40

Finding the Fourth Proportional to 302,279.40, 453,768.30 and 162,311.40

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Solution

The fourth proportional to 302,279.40, 453,768.30 and 162,311.40 is: 243,654.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,279.40 : 453,768.30 = 162,311.40 : x
  2. Step 2: Convert to fraction form
    302,279.40/453,768.30 = 162,311.40/x
  3. Step 3: Cross multiply
    302,279.40x = 453,768.30 × 162,311.40
  4. Step 4: Simplify right side
    302,279.40x = 73,651,768,048.62
  5. Step 5: Solve for x
    x = 73,651,768,048.62/302,279.40
  6. Step 6: Final answer
    x = 243,654.61

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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.