Home / 998,630.80-1,497,071.40-598,847.20

Finding the Fourth Proportional to 998,630.80, 1,497,071.40 and 598,847.20

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Solution

The fourth proportional to 998,630.80, 1,497,071.40 and 598,847.20 is: 897,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,630.80 : 1,497,071.40 = 598,847.20 : x
  2. Step 2: Convert to fraction form
    998,630.80/1,497,071.40 = 598,847.20/x
  3. Step 3: Cross multiply
    998,630.80x = 1,497,071.40 × 598,847.20
  4. Step 4: Simplify right side
    998,630.80x = 896,517,016,090.08
  5. Step 5: Solve for x
    x = 896,517,016,090.08/998,630.80
  6. Step 6: Final answer
    x = 897,746.21

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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.