Home / 320,824.98-442,790.06-183,048.89

Finding the Fourth Proportional to 320,824.98, 442,790.06 and 183,048.89

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Solution

The fourth proportional to 320,824.98, 442,790.06 and 183,048.89 is: 252,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,824.98 : 442,790.06 = 183,048.89 : x
  2. Step 2: Convert to fraction form
    320,824.98/442,790.06 = 183,048.89/x
  3. Step 3: Cross multiply
    320,824.98x = 442,790.06 × 183,048.89
  4. Step 4: Simplify right side
    320,824.98x = 81,052,225,856.84
  5. Step 5: Solve for x
    x = 81,052,225,856.84/320,824.98
  6. Step 6: Final answer
    x = 252,636.89

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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.