Home / 300,904.02-415,233-180,111.96

Finding the Fourth Proportional to 300,904.02, 415,233 and 180,111.96

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Solution

The fourth proportional to 300,904.02, 415,233 and 180,111.96 is: 248,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,904.02 : 415,233 = 180,111.96 : x
  2. Step 2: Convert to fraction form
    300,904.02/415,233 = 180,111.96/x
  3. Step 3: Cross multiply
    300,904.02x = 415,233 × 180,111.96
  4. Step 4: Simplify right side
    300,904.02x = 74,788,429,486.68
  5. Step 5: Solve for x
    x = 74,788,429,486.68/300,904.02
  6. Step 6: Final answer
    x = 248,545.80

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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.