Home / 882,205-1,321,175.90-501,973.72

Finding the Fourth Proportional to 882,205, 1,321,175.90 and 501,973.72

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Solution

The fourth proportional to 882,205, 1,321,175.90 and 501,973.72 is: 751,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,205 : 1,321,175.90 = 501,973.72 : x
  2. Step 2: Convert to fraction form
    882,205/1,321,175.90 = 501,973.72/x
  3. Step 3: Cross multiply
    882,205x = 1,321,175.90 × 501,973.72
  4. Step 4: Simplify right side
    882,205x = 663,195,581,297.35
  5. Step 5: Solve for x
    x = 663,195,581,297.35/882,205
  6. Step 6: Final answer
    x = 751,747.70

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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.