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Finding the Fourth Proportional to 246,661.72, 340,394.22 and 133,484.46

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Solution

The fourth proportional to 246,661.72, 340,394.22 and 133,484.46 is: 184,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,661.72 : 340,394.22 = 133,484.46 : x
  2. Step 2: Convert to fraction form
    246,661.72/340,394.22 = 133,484.46/x
  3. Step 3: Cross multiply
    246,661.72x = 340,394.22 × 133,484.46
  4. Step 4: Simplify right side
    246,661.72x = 45,437,338,643.82
  5. Step 5: Solve for x
    x = 45,437,338,643.82/246,661.72
  6. Step 6: Final answer
    x = 184,209.12

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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.