Home / 704,511.72-1,054,364.94-448,214.76

Finding the Fourth Proportional to 704,511.72, 1,054,364.94 and 448,214.76

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Solution

The fourth proportional to 704,511.72, 1,054,364.94 and 448,214.76 is: 670,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,511.72 : 1,054,364.94 = 448,214.76 : x
  2. Step 2: Convert to fraction form
    704,511.72/1,054,364.94 = 448,214.76/x
  3. Step 3: Cross multiply
    704,511.72x = 1,054,364.94 × 448,214.76
  4. Step 4: Simplify right side
    704,511.72x = 472,581,928,534.51
  5. Step 5: Solve for x
    x = 472,581,928,534.51/704,511.72
  6. Step 6: Final answer
    x = 670,793.57

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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.