Home / 484,020.80-726,031.20-350,273.60

Finding the Fourth Proportional to 484,020.80, 726,031.20 and 350,273.60

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Solution

The fourth proportional to 484,020.80, 726,031.20 and 350,273.60 is: 525,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,020.80 : 726,031.20 = 350,273.60 : x
  2. Step 2: Convert to fraction form
    484,020.80/726,031.20 = 350,273.60/x
  3. Step 3: Cross multiply
    484,020.80x = 726,031.20 × 350,273.60
  4. Step 4: Simplify right side
    484,020.80x = 254,309,562,136.32
  5. Step 5: Solve for x
    x = 254,309,562,136.32/484,020.80
  6. Step 6: Final answer
    x = 525,410.40

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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.