Home / 1,294,664.32-1,942,273.92-453,243.52

Finding the Fourth Proportional to 1,294,664.32, 1,942,273.92 and 453,243.52

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Solution

The fourth proportional to 1,294,664.32, 1,942,273.92 and 453,243.52 is: 679,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,664.32 : 1,942,273.92 = 453,243.52 : x
  2. Step 2: Convert to fraction form
    1,294,664.32/1,942,273.92 = 453,243.52/x
  3. Step 3: Cross multiply
    1,294,664.32x = 1,942,273.92 × 453,243.52
  4. Step 4: Simplify right side
    1,294,664.32x = 880,323,068,305.00
  5. Step 5: Solve for x
    x = 880,323,068,305.00/1,294,664.32
  6. Step 6: Final answer
    x = 679,962.41

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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.