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Finding the Fourth Proportional to 302,341.59, 417,235.19 and 166,391.19

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Solution

The fourth proportional to 302,341.59, 417,235.19 and 166,391.19 is: 229,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,341.59 : 417,235.19 = 166,391.19 : x
  2. Step 2: Convert to fraction form
    302,341.59/417,235.19 = 166,391.19/x
  3. Step 3: Cross multiply
    302,341.59x = 417,235.19 × 166,391.19
  4. Step 4: Simplify right side
    302,341.59x = 69,424,258,942.02
  5. Step 5: Solve for x
    x = 69,424,258,942.02/302,341.59
  6. Step 6: Final answer
    x = 229,621.93

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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.