Home / 246,655.34-340,384.38-133,478.09

Finding the Fourth Proportional to 246,655.34, 340,384.38 and 133,478.09

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Solution

The fourth proportional to 246,655.34, 340,384.38 and 133,478.09 is: 184,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,655.34 : 340,384.38 = 133,478.09 : x
  2. Step 2: Convert to fraction form
    246,655.34/340,384.38 = 133,478.09/x
  3. Step 3: Cross multiply
    246,655.34x = 340,384.38 × 133,478.09
  4. Step 4: Simplify right side
    246,655.34x = 45,433,856,240.84
  5. Step 5: Solve for x
    x = 45,433,856,240.84/246,655.34
  6. Step 6: Final answer
    x = 184,199.77

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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.