Home / 885,747.64-1,222,384.62-670,546.84

Finding the Fourth Proportional to 885,747.64, 1,222,384.62 and 670,546.84

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Solution

The fourth proportional to 885,747.64, 1,222,384.62 and 670,546.84 is: 925,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,747.64 : 1,222,384.62 = 670,546.84 : x
  2. Step 2: Convert to fraction form
    885,747.64/1,222,384.62 = 670,546.84/x
  3. Step 3: Cross multiply
    885,747.64x = 1,222,384.62 × 670,546.84
  4. Step 4: Simplify right side
    885,747.64x = 819,666,144,205.60
  5. Step 5: Solve for x
    x = 819,666,144,205.60/885,747.64
  6. Step 6: Final answer
    x = 925,394.67

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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.