Home / 1,112,768.28-1,669,262.22-314,056.71

Finding the Fourth Proportional to 1,112,768.28, 1,669,262.22 and 314,056.71

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Solution

The fourth proportional to 1,112,768.28, 1,669,262.22 and 314,056.71 is: 471,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,768.28 : 1,669,262.22 = 314,056.71 : x
  2. Step 2: Convert to fraction form
    1,112,768.28/1,669,262.22 = 314,056.71/x
  3. Step 3: Cross multiply
    1,112,768.28x = 1,669,262.22 × 314,056.71
  4. Step 4: Simplify right side
    1,112,768.28x = 524,243,000,940.50
  5. Step 5: Solve for x
    x = 524,243,000,940.50/1,112,768.28
  6. Step 6: Final answer
    x = 471,116.05

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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.