Home / 804,602.63-1,205,722.94-404,693.28

Finding the Fourth Proportional to 804,602.63, 1,205,722.94 and 404,693.28

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Solution

The fourth proportional to 804,602.63, 1,205,722.94 and 404,693.28 is: 606,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,602.63 : 1,205,722.94 = 404,693.28 : x
  2. Step 2: Convert to fraction form
    804,602.63/1,205,722.94 = 404,693.28/x
  3. Step 3: Cross multiply
    804,602.63x = 1,205,722.94 × 404,693.28
  4. Step 4: Simplify right side
    804,602.63x = 487,947,969,336.38
  5. Step 5: Solve for x
    x = 487,947,969,336.38/804,602.63
  6. Step 6: Final answer
    x = 606,445.90

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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.