Home / 1,054,222.31-1,581,333.48-255,503.86

Finding the Fourth Proportional to 1,054,222.31, 1,581,333.48 and 255,503.86

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Solution

The fourth proportional to 1,054,222.31, 1,581,333.48 and 255,503.86 is: 383,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,222.31 : 1,581,333.48 = 255,503.86 : x
  2. Step 2: Convert to fraction form
    1,054,222.31/1,581,333.48 = 255,503.86/x
  3. Step 3: Cross multiply
    1,054,222.31x = 1,581,333.48 × 255,503.86
  4. Step 4: Simplify right side
    1,054,222.31x = 404,036,804,852.50
  5. Step 5: Solve for x
    x = 404,036,804,852.50/1,054,222.31
  6. Step 6: Final answer
    x = 383,255.79

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Double scale
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Similar ratio
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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.