Home / 1,008,023.60-1,512,302.70-439,160.60

Finding the Fourth Proportional to 1,008,023.60, 1,512,302.70 and 439,160.60

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Solution

The fourth proportional to 1,008,023.60, 1,512,302.70 and 439,160.60 is: 658,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,023.60 : 1,512,302.70 = 439,160.60 : x
  2. Step 2: Convert to fraction form
    1,008,023.60/1,512,302.70 = 439,160.60/x
  3. Step 3: Cross multiply
    1,008,023.60x = 1,512,302.70 × 439,160.60
  4. Step 4: Simplify right side
    1,008,023.60x = 664,143,761,113.62
  5. Step 5: Solve for x
    x = 664,143,761,113.62/1,008,023.60
  6. Step 6: Final answer
    x = 658,857.35

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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.