Home / 728,175.60-1,092,263.40-444,740.40

Finding the Fourth Proportional to 728,175.60, 1,092,263.40 and 444,740.40

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Solution

The fourth proportional to 728,175.60, 1,092,263.40 and 444,740.40 is: 667,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,175.60 : 1,092,263.40 = 444,740.40 : x
  2. Step 2: Convert to fraction form
    728,175.60/1,092,263.40 = 444,740.40/x
  3. Step 3: Cross multiply
    728,175.60x = 1,092,263.40 × 444,740.40
  4. Step 4: Simplify right side
    728,175.60x = 485,773,661,421.36
  5. Step 5: Solve for x
    x = 485,773,661,421.36/728,175.60
  6. Step 6: Final answer
    x = 667,110.60

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1.5x scale

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.