Home / 843,498.20-1,163,998.56-481,038.80

Finding the Fourth Proportional to 843,498.20, 1,163,998.56 and 481,038.80

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Solution

The fourth proportional to 843,498.20, 1,163,998.56 and 481,038.80 is: 663,817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,498.20 : 1,163,998.56 = 481,038.80 : x
  2. Step 2: Convert to fraction form
    843,498.20/1,163,998.56 = 481,038.80/x
  3. Step 3: Cross multiply
    843,498.20x = 1,163,998.56 × 481,038.80
  4. Step 4: Simplify right side
    843,498.20x = 559,928,470,504.13
  5. Step 5: Solve for x
    x = 559,928,470,504.13/843,498.20
  6. Step 6: Final answer
    x = 663,817.03

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Double scale
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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.