Home / 802,485.60-1,203,734.88-652,551.36

Finding the Fourth Proportional to 802,485.60, 1,203,734.88 and 652,551.36

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Solution

The fourth proportional to 802,485.60, 1,203,734.88 and 652,551.36 is: 978,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,485.60 : 1,203,734.88 = 652,551.36 : x
  2. Step 2: Convert to fraction form
    802,485.60/1,203,734.88 = 652,551.36/x
  3. Step 3: Cross multiply
    802,485.60x = 1,203,734.88 × 652,551.36
  4. Step 4: Simplify right side
    802,485.60x = 785,498,833,023.44
  5. Step 5: Solve for x
    x = 785,498,833,023.44/802,485.60
  6. Step 6: Final answer
    x = 978,832.31

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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.