Home / 998,643.60-1,497,090.60-599,443.20

Finding the Fourth Proportional to 998,643.60, 1,497,090.60 and 599,443.20

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Solution

The fourth proportional to 998,643.60, 1,497,090.60 and 599,443.20 is: 898,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,643.60 : 1,497,090.60 = 599,443.20 : x
  2. Step 2: Convert to fraction form
    998,643.60/1,497,090.60 = 599,443.20/x
  3. Step 3: Cross multiply
    998,643.60x = 1,497,090.60 × 599,443.20
  4. Step 4: Simplify right side
    998,643.60x = 897,420,779,953.92
  5. Step 5: Solve for x
    x = 897,420,779,953.92/998,643.60
  6. Step 6: Final answer
    x = 898,639.69

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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.