Home / 730,168.10-1,094,924.10-280,739.60

Finding the Fourth Proportional to 730,168.10, 1,094,924.10 and 280,739.60

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Solution

The fourth proportional to 730,168.10, 1,094,924.10 and 280,739.60 is: 420,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,168.10 : 1,094,924.10 = 280,739.60 : x
  2. Step 2: Convert to fraction form
    730,168.10/1,094,924.10 = 280,739.60/x
  3. Step 3: Cross multiply
    730,168.10x = 1,094,924.10 × 280,739.60
  4. Step 4: Simplify right side
    730,168.10x = 307,388,553,864.36
  5. Step 5: Solve for x
    x = 307,388,553,864.36/730,168.10
  6. Step 6: Final answer
    x = 420,983.27

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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.