Home / 301,002.06-415,390.77-170,169.30

Finding the Fourth Proportional to 301,002.06, 415,390.77 and 170,169.30

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Solution

The fourth proportional to 301,002.06, 415,390.77 and 170,169.30 is: 234,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,002.06 : 415,390.77 = 170,169.30 : x
  2. Step 2: Convert to fraction form
    301,002.06/415,390.77 = 170,169.30/x
  3. Step 3: Cross multiply
    301,002.06x = 415,390.77 × 170,169.30
  4. Step 4: Simplify right side
    301,002.06x = 70,686,756,557.36
  5. Step 5: Solve for x
    x = 70,686,756,557.36/301,002.06
  6. Step 6: Final answer
    x = 234,838.12

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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.