Home / 1,025,190.66-1,538,115.02-492,750.30

Finding the Fourth Proportional to 1,025,190.66, 1,538,115.02 and 492,750.30

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Solution

The fourth proportional to 1,025,190.66, 1,538,115.02 and 492,750.30 is: 739,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,190.66 : 1,538,115.02 = 492,750.30 : x
  2. Step 2: Convert to fraction form
    1,025,190.66/1,538,115.02 = 492,750.30/x
  3. Step 3: Cross multiply
    1,025,190.66x = 1,538,115.02 × 492,750.30
  4. Step 4: Simplify right side
    1,025,190.66x = 757,906,631,080.81
  5. Step 5: Solve for x
    x = 757,906,631,080.81/1,025,190.66
  6. Step 6: Final answer
    x = 739,283.59

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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.