Home / 454,028.16-626,003.68-283,967.04

Finding the Fourth Proportional to 454,028.16, 626,003.68 and 283,967.04

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Solution

The fourth proportional to 454,028.16, 626,003.68 and 283,967.04 is: 391,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,028.16 : 626,003.68 = 283,967.04 : x
  2. Step 2: Convert to fraction form
    454,028.16/626,003.68 = 283,967.04/x
  3. Step 3: Cross multiply
    454,028.16x = 626,003.68 × 283,967.04
  4. Step 4: Simplify right side
    454,028.16x = 177,764,412,038.71
  5. Step 5: Solve for x
    x = 177,764,412,038.71/454,028.16
  6. Step 6: Final answer
    x = 391,527.28

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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.