Home / 994,764.48-1,492,144.85-311,703.62

Finding the Fourth Proportional to 994,764.48, 1,492,144.85 and 311,703.62

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Solution

The fourth proportional to 994,764.48, 1,492,144.85 and 311,703.62 is: 467,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,764.48 : 1,492,144.85 = 311,703.62 : x
  2. Step 2: Convert to fraction form
    994,764.48/1,492,144.85 = 311,703.62/x
  3. Step 3: Cross multiply
    994,764.48x = 1,492,144.85 × 311,703.62
  4. Step 4: Simplify right side
    994,764.48x = 465,106,953,481.20
  5. Step 5: Solve for x
    x = 465,106,953,481.20/994,764.48
  6. Step 6: Final answer
    x = 467,554.85

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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.