Home / 298,848.12-412,363.02-167,999.91

Finding the Fourth Proportional to 298,848.12, 412,363.02 and 167,999.91

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Solution

The fourth proportional to 298,848.12, 412,363.02 and 167,999.91 is: 231,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,848.12 : 412,363.02 = 167,999.91 : x
  2. Step 2: Convert to fraction form
    298,848.12/412,363.02 = 167,999.91/x
  3. Step 3: Cross multiply
    298,848.12x = 412,363.02 × 167,999.91
  4. Step 4: Simplify right side
    298,848.12x = 69,276,950,247.33
  5. Step 5: Solve for x
    x = 69,276,950,247.33/298,848.12
  6. Step 6: Final answer
    x = 231,813.24

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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.