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Finding the Fourth Proportional to 332,858.15, 499,238.01 and 122,446.88

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Solution

The fourth proportional to 332,858.15, 499,238.01 and 122,446.88 is: 183,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,858.15 : 499,238.01 = 122,446.88 : x
  2. Step 2: Convert to fraction form
    332,858.15/499,238.01 = 122,446.88/x
  3. Step 3: Cross multiply
    332,858.15x = 499,238.01 × 122,446.88
  4. Step 4: Simplify right side
    332,858.15x = 61,130,136,701.91
  5. Step 5: Solve for x
    x = 61,130,136,701.91/332,858.15
  6. Step 6: Final answer
    x = 183,652.22

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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.