Home / 753,198.58-1,039,464.93-413,670.34

Finding the Fourth Proportional to 753,198.58, 1,039,464.93 and 413,670.34

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Solution

The fourth proportional to 753,198.58, 1,039,464.93 and 413,670.34 is: 570,893.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,198.58 : 1,039,464.93 = 413,670.34 : x
  2. Step 2: Convert to fraction form
    753,198.58/1,039,464.93 = 413,670.34/x
  3. Step 3: Cross multiply
    753,198.58x = 1,039,464.93 × 413,670.34
  4. Step 4: Simplify right side
    753,198.58x = 429,995,811,011.18
  5. Step 5: Solve for x
    x = 429,995,811,011.18/753,198.58
  6. Step 6: Final answer
    x = 570,893.02

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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.