Home / 704,007.20-1,054,455.60-371,194.40

Finding the Fourth Proportional to 704,007.20, 1,054,455.60 and 371,194.40

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Solution

The fourth proportional to 704,007.20, 1,054,455.60 and 371,194.40 is: 555,971.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,007.20 : 1,054,455.60 = 371,194.40 : x
  2. Step 2: Convert to fraction form
    704,007.20/1,054,455.60 = 371,194.40/x
  3. Step 3: Cross multiply
    704,007.20x = 1,054,455.60 × 371,194.40
  4. Step 4: Simplify right side
    704,007.20x = 391,408,013,768.64
  5. Step 5: Solve for x
    x = 391,408,013,768.64/704,007.20
  6. Step 6: Final answer
    x = 555,971.61

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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.