Home / 1,256,882.19-1,885,297.77-310,261.11

Finding the Fourth Proportional to 1,256,882.19, 1,885,297.77 and 310,261.11

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Solution

The fourth proportional to 1,256,882.19, 1,885,297.77 and 310,261.11 is: 465,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,882.19 : 1,885,297.77 = 310,261.11 : x
  2. Step 2: Convert to fraction form
    1,256,882.19/1,885,297.77 = 310,261.11/x
  3. Step 3: Cross multiply
    1,256,882.19x = 1,885,297.77 × 310,261.11
  4. Step 4: Simplify right side
    1,256,882.19x = 584,934,578,800.73
  5. Step 5: Solve for x
    x = 584,934,578,800.73/1,256,882.19
  6. Step 6: Final answer
    x = 465,385.37

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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.