Home / 768,093.60-1,152,140.40-413,799.60

Finding the Fourth Proportional to 768,093.60, 1,152,140.40 and 413,799.60

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Solution

The fourth proportional to 768,093.60, 1,152,140.40 and 413,799.60 is: 620,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,093.60 : 1,152,140.40 = 413,799.60 : x
  2. Step 2: Convert to fraction form
    768,093.60/1,152,140.40 = 413,799.60/x
  3. Step 3: Cross multiply
    768,093.60x = 1,152,140.40 × 413,799.60
  4. Step 4: Simplify right side
    768,093.60x = 476,755,236,663.84
  5. Step 5: Solve for x
    x = 476,755,236,663.84/768,093.60
  6. Step 6: Final answer
    x = 620,699.40

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Similar ratio
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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.