Home / 835,722.99-1,254,082.46-303,285.51

Finding the Fourth Proportional to 835,722.99, 1,254,082.46 and 303,285.51

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Solution

The fourth proportional to 835,722.99, 1,254,082.46 and 303,285.51 is: 455,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,722.99 : 1,254,082.46 = 303,285.51 : x
  2. Step 2: Convert to fraction form
    835,722.99/1,254,082.46 = 303,285.51/x
  3. Step 3: Cross multiply
    835,722.99x = 1,254,082.46 × 303,285.51
  4. Step 4: Simplify right side
    835,722.99x = 380,345,036,946.73
  5. Step 5: Solve for x
    x = 380,345,036,946.73/835,722.99
  6. Step 6: Final answer
    x = 455,108.98

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Double scale
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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.