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Finding the Fourth Proportional to 246,670.98, 340,406.40 and 133,493.76

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Solution

The fourth proportional to 246,670.98, 340,406.40 and 133,493.76 is: 184,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,670.98 : 340,406.40 = 133,493.76 : x
  2. Step 2: Convert to fraction form
    246,670.98/340,406.40 = 133,493.76/x
  3. Step 3: Cross multiply
    246,670.98x = 340,406.40 × 133,493.76
  4. Step 4: Simplify right side
    246,670.98x = 45,442,130,264.06
  5. Step 5: Solve for x
    x = 45,442,130,264.06/246,670.98
  6. Step 6: Final answer
    x = 184,221.63

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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.