Home / 1,220,115.54-1,830,164.06-367,183.50

Finding the Fourth Proportional to 1,220,115.54, 1,830,164.06 and 367,183.50

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Solution

The fourth proportional to 1,220,115.54, 1,830,164.06 and 367,183.50 is: 550,772.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,115.54 : 1,830,164.06 = 367,183.50 : x
  2. Step 2: Convert to fraction form
    1,220,115.54/1,830,164.06 = 367,183.50/x
  3. Step 3: Cross multiply
    1,220,115.54x = 1,830,164.06 × 367,183.50
  4. Step 4: Simplify right side
    1,220,115.54x = 672,006,045,125.01
  5. Step 5: Solve for x
    x = 672,006,045,125.01/1,220,115.54
  6. Step 6: Final answer
    x = 550,772.47

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Half scale
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Double scale
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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.