Home / 882,203.40-1,322,430.30-408,061.80

Finding the Fourth Proportional to 882,203.40, 1,322,430.30 and 408,061.80

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Solution

The fourth proportional to 882,203.40, 1,322,430.30 and 408,061.80 is: 611,688.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,203.40 : 1,322,430.30 = 408,061.80 : x
  2. Step 2: Convert to fraction form
    882,203.40/1,322,430.30 = 408,061.80/x
  3. Step 3: Cross multiply
    882,203.40x = 1,322,430.30 × 408,061.80
  4. Step 4: Simplify right side
    882,203.40x = 539,633,288,592.54
  5. Step 5: Solve for x
    x = 539,633,288,592.54/882,203.40
  6. Step 6: Final answer
    x = 611,688.06

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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.