Home / 963,196.72-1,329,198.06-555,299.35

Finding the Fourth Proportional to 963,196.72, 1,329,198.06 and 555,299.35

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Solution

The fourth proportional to 963,196.72, 1,329,198.06 and 555,299.35 is: 766,305.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,196.72 : 1,329,198.06 = 555,299.35 : x
  2. Step 2: Convert to fraction form
    963,196.72/1,329,198.06 = 555,299.35/x
  3. Step 3: Cross multiply
    963,196.72x = 1,329,198.06 × 555,299.35
  4. Step 4: Simplify right side
    963,196.72x = 738,102,818,739.26
  5. Step 5: Solve for x
    x = 738,102,818,739.26/963,196.72
  6. Step 6: Final answer
    x = 766,305.37

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Double scale
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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.