Home / 796,428.91-1,194,821.16-290,989.72

Finding the Fourth Proportional to 796,428.91, 1,194,821.16 and 290,989.72

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Solution

The fourth proportional to 796,428.91, 1,194,821.16 and 290,989.72 is: 436,549.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,428.91 : 1,194,821.16 = 290,989.72 : x
  2. Step 2: Convert to fraction form
    796,428.91/1,194,821.16 = 290,989.72/x
  3. Step 3: Cross multiply
    796,428.91x = 1,194,821.16 × 290,989.72
  4. Step 4: Simplify right side
    796,428.91x = 347,680,674,798.48
  5. Step 5: Solve for x
    x = 347,680,674,798.48/796,428.91
  6. Step 6: Final answer
    x = 436,549.54

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1.5x scale

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.