Home / 302,181.46-417,001.71-166,215.40

Finding the Fourth Proportional to 302,181.46, 417,001.71 and 166,215.40

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Solution

The fourth proportional to 302,181.46, 417,001.71 and 166,215.40 is: 229,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,181.46 : 417,001.71 = 166,215.40 : x
  2. Step 2: Convert to fraction form
    302,181.46/417,001.71 = 166,215.40/x
  3. Step 3: Cross multiply
    302,181.46x = 417,001.71 × 166,215.40
  4. Step 4: Simplify right side
    302,181.46x = 69,312,106,028.33
  5. Step 5: Solve for x
    x = 69,312,106,028.33/302,181.46
  6. Step 6: Final answer
    x = 229,372.46

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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.