Home / 670,299.52-1,005,449.48-196,984.92

Finding the Fourth Proportional to 670,299.52, 1,005,449.48 and 196,984.92

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Solution

The fourth proportional to 670,299.52, 1,005,449.48 and 196,984.92 is: 295,477.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,299.52 : 1,005,449.48 = 196,984.92 : x
  2. Step 2: Convert to fraction form
    670,299.52/1,005,449.48 = 196,984.92/x
  3. Step 3: Cross multiply
    670,299.52x = 1,005,449.48 × 196,984.92
  4. Step 4: Simplify right side
    670,299.52x = 198,058,385,381.84
  5. Step 5: Solve for x
    x = 198,058,385,381.84/670,299.52
  6. Step 6: Final answer
    x = 295,477.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.