Home / 603,829.20-905,743.80-248,725.20

Finding the Fourth Proportional to 603,829.20, 905,743.80 and 248,725.20

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Solution

The fourth proportional to 603,829.20, 905,743.80 and 248,725.20 is: 373,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,829.20 : 905,743.80 = 248,725.20 : x
  2. Step 2: Convert to fraction form
    603,829.20/905,743.80 = 248,725.20/x
  3. Step 3: Cross multiply
    603,829.20x = 905,743.80 × 248,725.20
  4. Step 4: Simplify right side
    603,829.20x = 225,281,307,803.76
  5. Step 5: Solve for x
    x = 225,281,307,803.76/603,829.20
  6. Step 6: Final answer
    x = 373,087.80

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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.