Home / 1,112,995.32-1,669,557.56-314,209.96

Finding the Fourth Proportional to 1,112,995.32, 1,669,557.56 and 314,209.96

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Solution

The fourth proportional to 1,112,995.32, 1,669,557.56 and 314,209.96 is: 471,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,995.32 : 1,669,557.56 = 314,209.96 : x
  2. Step 2: Convert to fraction form
    1,112,995.32/1,669,557.56 = 314,209.96/x
  3. Step 3: Cross multiply
    1,112,995.32x = 1,669,557.56 × 314,209.96
  4. Step 4: Simplify right side
    1,112,995.32x = 524,591,614,145.30
  5. Step 5: Solve for x
    x = 524,591,614,145.30/1,112,995.32
  6. Step 6: Final answer
    x = 471,333.17

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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.