Home / 377,466.12-520,917.62-216,352.26

Finding the Fourth Proportional to 377,466.12, 520,917.62 and 216,352.26

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Solution

The fourth proportional to 377,466.12, 520,917.62 and 216,352.26 is: 298,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,466.12 : 520,917.62 = 216,352.26 : x
  2. Step 2: Convert to fraction form
    377,466.12/520,917.62 = 216,352.26/x
  3. Step 3: Cross multiply
    377,466.12x = 520,917.62 × 216,352.26
  4. Step 4: Simplify right side
    377,466.12x = 112,701,706,204.00
  5. Step 5: Solve for x
    x = 112,701,706,204.00/377,466.12
  6. Step 6: Final answer
    x = 298,574.36

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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.