Home / 890,951.96-1,229,584.68-503,848.90

Finding the Fourth Proportional to 890,951.96, 1,229,584.68 and 503,848.90

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Solution

The fourth proportional to 890,951.96, 1,229,584.68 and 503,848.90 is: 695,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,951.96 : 1,229,584.68 = 503,848.90 : x
  2. Step 2: Convert to fraction form
    890,951.96/1,229,584.68 = 503,848.90/x
  3. Step 3: Cross multiply
    890,951.96x = 1,229,584.68 × 503,848.90
  4. Step 4: Simplify right side
    890,951.96x = 619,524,888,474.85
  5. Step 5: Solve for x
    x = 619,524,888,474.85/890,951.96
  6. Step 6: Final answer
    x = 695,351.62

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1.5x scale

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.