Home / 1,035,745.60-1,553,618.40-325,991.20

Finding the Fourth Proportional to 1,035,745.60, 1,553,618.40 and 325,991.20

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Solution

The fourth proportional to 1,035,745.60, 1,553,618.40 and 325,991.20 is: 488,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,745.60 : 1,553,618.40 = 325,991.20 : x
  2. Step 2: Convert to fraction form
    1,035,745.60/1,553,618.40 = 325,991.20/x
  3. Step 3: Cross multiply
    1,035,745.60x = 1,553,618.40 × 325,991.20
  4. Step 4: Simplify right side
    1,035,745.60x = 506,465,926,558.08
  5. Step 5: Solve for x
    x = 506,465,926,558.08/1,035,745.60
  6. Step 6: Final answer
    x = 488,986.80

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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.