Home / 382,629.96-573,857.28-112,688.28

Finding the Fourth Proportional to 382,629.96, 573,857.28 and 112,688.28

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Solution

The fourth proportional to 382,629.96, 573,857.28 and 112,688.28 is: 169,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,629.96 : 573,857.28 = 112,688.28 : x
  2. Step 2: Convert to fraction form
    382,629.96/573,857.28 = 112,688.28/x
  3. Step 3: Cross multiply
    382,629.96x = 573,857.28 × 112,688.28
  4. Step 4: Simplify right side
    382,629.96x = 64,666,989,848.68
  5. Step 5: Solve for x
    x = 64,666,989,848.68/382,629.96
  6. Step 6: Final answer
    x = 169,006.60

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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.