Home / 439,822.44-659,381.45-288,958.32

Finding the Fourth Proportional to 439,822.44, 659,381.45 and 288,958.32

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Solution

The fourth proportional to 439,822.44, 659,381.45 and 288,958.32 is: 433,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,822.44 : 659,381.45 = 288,958.32 : x
  2. Step 2: Convert to fraction form
    439,822.44/659,381.45 = 288,958.32/x
  3. Step 3: Cross multiply
    439,822.44x = 659,381.45 × 288,958.32
  4. Step 4: Simplify right side
    439,822.44x = 190,533,754,586.37
  5. Step 5: Solve for x
    x = 190,533,754,586.37/439,822.44
  6. Step 6: Final answer
    x = 433,206.08

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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.