Home / 907,829.10-1,361,415.60-367,858.80

Finding the Fourth Proportional to 907,829.10, 1,361,415.60 and 367,858.80

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Solution

The fourth proportional to 907,829.10, 1,361,415.60 and 367,858.80 is: 551,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,829.10 : 1,361,415.60 = 367,858.80 : x
  2. Step 2: Convert to fraction form
    907,829.10/1,361,415.60 = 367,858.80/x
  3. Step 3: Cross multiply
    907,829.10x = 1,361,415.60 × 367,858.80
  4. Step 4: Simplify right side
    907,829.10x = 500,808,708,917.28
  5. Step 5: Solve for x
    x = 500,808,708,917.28/907,829.10
  6. Step 6: Final answer
    x = 551,655.27

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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.