Home / 1,368,763.20-2,052,950.40-470,246.40

Finding the Fourth Proportional to 1,368,763.20, 2,052,950.40 and 470,246.40

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Solution

The fourth proportional to 1,368,763.20, 2,052,950.40 and 470,246.40 is: 705,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,763.20 : 2,052,950.40 = 470,246.40 : x
  2. Step 2: Convert to fraction form
    1,368,763.20/2,052,950.40 = 470,246.40/x
  3. Step 3: Cross multiply
    1,368,763.20x = 2,052,950.40 × 470,246.40
  4. Step 4: Simplify right side
    1,368,763.20x = 965,392,534,978.56
  5. Step 5: Solve for x
    x = 965,392,534,978.56/1,368,763.20
  6. Step 6: Final answer
    x = 705,302.81

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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.