Home / 302,880.13-417,977.33-166,918.93

Finding the Fourth Proportional to 302,880.13, 417,977.33 and 166,918.93

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Solution

The fourth proportional to 302,880.13, 417,977.33 and 166,918.93 is: 230,349.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,880.13 : 417,977.33 = 166,918.93 : x
  2. Step 2: Convert to fraction form
    302,880.13/417,977.33 = 166,918.93/x
  3. Step 3: Cross multiply
    302,880.13x = 417,977.33 × 166,918.93
  4. Step 4: Simplify right side
    302,880.13x = 69,768,326,808.32
  5. Step 5: Solve for x
    x = 69,768,326,808.32/302,880.13
  6. Step 6: Final answer
    x = 230,349.63

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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.