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Finding the Fourth Proportional to 361,155.33, 498,228.96 and 233,871.93

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Solution

The fourth proportional to 361,155.33, 498,228.96 and 233,871.93 is: 322,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,155.33 : 498,228.96 = 233,871.93 : x
  2. Step 2: Convert to fraction form
    361,155.33/498,228.96 = 233,871.93/x
  3. Step 3: Cross multiply
    361,155.33x = 498,228.96 × 233,871.93
  4. Step 4: Simplify right side
    361,155.33x = 116,521,768,457.09
  5. Step 5: Solve for x
    x = 116,521,768,457.09/361,155.33
  6. Step 6: Final answer
    x = 322,636.16

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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.