Home / 369,110.30-553,665.45-362,111.90

Finding the Fourth Proportional to 369,110.30, 553,665.45 and 362,111.90

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Solution

The fourth proportional to 369,110.30, 553,665.45 and 362,111.90 is: 543,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,110.30 : 553,665.45 = 362,111.90 : x
  2. Step 2: Convert to fraction form
    369,110.30/553,665.45 = 362,111.90/x
  3. Step 3: Cross multiply
    369,110.30x = 553,665.45 × 362,111.90
  4. Step 4: Simplify right side
    369,110.30x = 200,488,848,063.86
  5. Step 5: Solve for x
    x = 200,488,848,063.86/369,110.30
  6. Step 6: Final answer
    x = 543,167.85

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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.