Home / 302,317.04-417,179.32-166,346

Finding the Fourth Proportional to 302,317.04, 417,179.32 and 166,346

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Solution

The fourth proportional to 302,317.04, 417,179.32 and 166,346 is: 229,547.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,317.04 : 417,179.32 = 166,346 : x
  2. Step 2: Convert to fraction form
    302,317.04/417,179.32 = 166,346/x
  3. Step 3: Cross multiply
    302,317.04x = 417,179.32 × 166,346
  4. Step 4: Simplify right side
    302,317.04x = 69,396,111,164.72
  5. Step 5: Solve for x
    x = 69,396,111,164.72/302,317.04
  6. Step 6: Final answer
    x = 229,547.47

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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.