Home / 766,696.33-1,058,048.17-422,544.67

Finding the Fourth Proportional to 766,696.33, 1,058,048.17 and 422,544.67

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Solution

The fourth proportional to 766,696.33, 1,058,048.17 and 422,544.67 is: 583,115.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,696.33 : 1,058,048.17 = 422,544.67 : x
  2. Step 2: Convert to fraction form
    766,696.33/1,058,048.17 = 422,544.67/x
  3. Step 3: Cross multiply
    766,696.33x = 1,058,048.17 × 422,544.67
  4. Step 4: Simplify right side
    766,696.33x = 447,072,614,836.75
  5. Step 5: Solve for x
    x = 447,072,614,836.75/766,696.33
  6. Step 6: Final answer
    x = 583,115.63

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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.