Home / 439,824.44-659,384.44-288,960.32

Finding the Fourth Proportional to 439,824.44, 659,384.44 and 288,960.32

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Solution

The fourth proportional to 439,824.44, 659,384.44 and 288,960.32 is: 433,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,824.44 : 659,384.44 = 288,960.32 : x
  2. Step 2: Convert to fraction form
    439,824.44/659,384.44 = 288,960.32/x
  3. Step 3: Cross multiply
    439,824.44x = 659,384.44 × 288,960.32
  4. Step 4: Simplify right side
    439,824.44x = 190,535,938,785.42
  5. Step 5: Solve for x
    x = 190,535,938,785.42/439,824.44
  6. Step 6: Final answer
    x = 433,209.07

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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.