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Finding the Fourth Proportional to 362,123.18, 499,502.63 and 233,228.69

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Solution

The fourth proportional to 362,123.18, 499,502.63 and 233,228.69 is: 321,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,123.18 : 499,502.63 = 233,228.69 : x
  2. Step 2: Convert to fraction form
    362,123.18/499,502.63 = 233,228.69/x
  3. Step 3: Cross multiply
    362,123.18x = 499,502.63 × 233,228.69
  4. Step 4: Simplify right side
    362,123.18x = 116,498,344,046.46
  5. Step 5: Solve for x
    x = 116,498,344,046.46/362,123.18
  6. Step 6: Final answer
    x = 321,709.16

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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.