Home / 476,624.20-714,571.80-240,136.60

Finding the Fourth Proportional to 476,624.20, 714,571.80 and 240,136.60

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Solution

The fourth proportional to 476,624.20, 714,571.80 and 240,136.60 is: 360,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,624.20 : 714,571.80 = 240,136.60 : x
  2. Step 2: Convert to fraction form
    476,624.20/714,571.80 = 240,136.60/x
  3. Step 3: Cross multiply
    476,624.20x = 714,571.80 × 240,136.60
  4. Step 4: Simplify right side
    476,624.20x = 171,594,842,507.88
  5. Step 5: Solve for x
    x = 171,594,842,507.88/476,624.20
  6. Step 6: Final answer
    x = 360,021.25

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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.