Home / 796,130.28-1,098,610.02-438,434.28

Finding the Fourth Proportional to 796,130.28, 1,098,610.02 and 438,434.28

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Solution

The fourth proportional to 796,130.28, 1,098,610.02 and 438,434.28 is: 605,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,130.28 : 1,098,610.02 = 438,434.28 : x
  2. Step 2: Convert to fraction form
    796,130.28/1,098,610.02 = 438,434.28/x
  3. Step 3: Cross multiply
    796,130.28x = 1,098,610.02 × 438,434.28
  4. Step 4: Simplify right side
    796,130.28x = 481,668,293,119.49
  5. Step 5: Solve for x
    x = 481,668,293,119.49/796,130.28
  6. Step 6: Final answer
    x = 605,011.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.