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Finding the Fourth Proportional to 246,377, 340,000.26 and 133,199.76

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Solution

The fourth proportional to 246,377, 340,000.26 and 133,199.76 is: 183,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,377 : 340,000.26 = 133,199.76 : x
  2. Step 2: Convert to fraction form
    246,377/340,000.26 = 133,199.76/x
  3. Step 3: Cross multiply
    246,377x = 340,000.26 × 133,199.76
  4. Step 4: Simplify right side
    246,377x = 45,287,953,031.94
  5. Step 5: Solve for x
    x = 45,287,953,031.94/246,377
  6. Step 6: Final answer
    x = 183,815.67

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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.