Home / 1,055,239.72-1,582,685.70-297,133.72

Finding the Fourth Proportional to 1,055,239.72, 1,582,685.70 and 297,133.72

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Solution

The fourth proportional to 1,055,239.72, 1,582,685.70 and 297,133.72 is: 445,651.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,239.72 : 1,582,685.70 = 297,133.72 : x
  2. Step 2: Convert to fraction form
    1,055,239.72/1,582,685.70 = 297,133.72/x
  3. Step 3: Cross multiply
    1,055,239.72x = 1,582,685.70 × 297,133.72
  4. Step 4: Simplify right side
    1,055,239.72x = 470,269,289,631.80
  5. Step 5: Solve for x
    x = 470,269,289,631.80/1,055,239.72
  6. Step 6: Final answer
    x = 445,651.62

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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.