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Finding the Fourth Proportional to 479,786.79, 662,101.38 and 264,922.14

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Solution

The fourth proportional to 479,786.79, 662,101.38 and 264,922.14 is: 365,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,786.79 : 662,101.38 = 264,922.14 : x
  2. Step 2: Convert to fraction form
    479,786.79/662,101.38 = 264,922.14/x
  3. Step 3: Cross multiply
    479,786.79x = 662,101.38 × 264,922.14
  4. Step 4: Simplify right side
    479,786.79x = 175,405,314,486.55
  5. Step 5: Solve for x
    x = 175,405,314,486.55/479,786.79
  6. Step 6: Final answer
    x = 365,590.13

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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.