Home / 452,922.30-679,383.45-303,623.10

Finding the Fourth Proportional to 452,922.30, 679,383.45 and 303,623.10

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Solution

The fourth proportional to 452,922.30, 679,383.45 and 303,623.10 is: 455,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,922.30 : 679,383.45 = 303,623.10 : x
  2. Step 2: Convert to fraction form
    452,922.30/679,383.45 = 303,623.10/x
  3. Step 3: Cross multiply
    452,922.30x = 679,383.45 × 303,623.10
  4. Step 4: Simplify right side
    452,922.30x = 206,276,509,177.70
  5. Step 5: Solve for x
    x = 206,276,509,177.70/452,922.30
  6. Step 6: Final answer
    x = 455,434.65

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Double scale
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Similar ratio
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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.