Home / 384,914.39-577,895.18-216,553.19

Finding the Fourth Proportional to 384,914.39, 577,895.18 and 216,553.19

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Solution

The fourth proportional to 384,914.39, 577,895.18 and 216,553.19 is: 325,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914.39 : 577,895.18 = 216,553.19 : x
  2. Step 2: Convert to fraction form
    384,914.39/577,895.18 = 216,553.19/x
  3. Step 3: Cross multiply
    384,914.39x = 577,895.18 × 216,553.19
  4. Step 4: Simplify right side
    384,914.39x = 125,145,040,742.38
  5. Step 5: Solve for x
    x = 125,145,040,742.38/384,914.39
  6. Step 6: Final answer
    x = 325,124.35

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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.