Home / 884,080.36-1,220,038.50-481,698.28

Finding the Fourth Proportional to 884,080.36, 1,220,038.50 and 481,698.28

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Solution

The fourth proportional to 884,080.36, 1,220,038.50 and 481,698.28 is: 664,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,080.36 : 1,220,038.50 = 481,698.28 : x
  2. Step 2: Convert to fraction form
    884,080.36/1,220,038.50 = 481,698.28/x
  3. Step 3: Cross multiply
    884,080.36x = 1,220,038.50 × 481,698.28
  4. Step 4: Simplify right side
    884,080.36x = 587,690,446,983.78
  5. Step 5: Solve for x
    x = 587,690,446,983.78/884,080.36
  6. Step 6: Final answer
    x = 664,747.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.