Home / 510,860.96-704,988-296,125.64

Finding the Fourth Proportional to 510,860.96, 704,988 and 296,125.64

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Solution

The fourth proportional to 510,860.96, 704,988 and 296,125.64 is: 408,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,860.96 : 704,988 = 296,125.64 : x
  2. Step 2: Convert to fraction form
    510,860.96/704,988 = 296,125.64/x
  3. Step 3: Cross multiply
    510,860.96x = 704,988 × 296,125.64
  4. Step 4: Simplify right side
    510,860.96x = 208,765,022,692.32
  5. Step 5: Solve for x
    x = 208,765,022,692.32/510,860.96
  6. Step 6: Final answer
    x = 408,653.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.