Home / 745,005.70-1,118,230.26-704,546.20

Finding the Fourth Proportional to 745,005.70, 1,118,230.26 and 704,546.20

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Solution

The fourth proportional to 745,005.70, 1,118,230.26 and 704,546.20 is: 1,057,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,005.70 : 1,118,230.26 = 704,546.20 : x
  2. Step 2: Convert to fraction form
    745,005.70/1,118,230.26 = 704,546.20/x
  3. Step 3: Cross multiply
    745,005.70x = 1,118,230.26 × 704,546.20
  4. Step 4: Simplify right side
    745,005.70x = 787,844,880,408.01
  5. Step 5: Solve for x
    x = 787,844,880,408.01/745,005.70
  6. Step 6: Final answer
    x = 1,057,501.82

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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.