Home / 1,014,692.31-1,522,109.52-407,480.59

Finding the Fourth Proportional to 1,014,692.31, 1,522,109.52 and 407,480.59

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Solution

The fourth proportional to 1,014,692.31, 1,522,109.52 and 407,480.59 is: 611,249.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,692.31 : 1,522,109.52 = 407,480.59 : x
  2. Step 2: Convert to fraction form
    1,014,692.31/1,522,109.52 = 407,480.59/x
  3. Step 3: Cross multiply
    1,014,692.31x = 1,522,109.52 × 407,480.59
  4. Step 4: Simplify right side
    1,014,692.31x = 620,230,085,254.22
  5. Step 5: Solve for x
    x = 620,230,085,254.22/1,014,692.31
  6. Step 6: Final answer
    x = 611,249.42

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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.