Home / 841,996.80-1,263,006.24-281,031.04

Finding the Fourth Proportional to 841,996.80, 1,263,006.24 and 281,031.04

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Solution

The fourth proportional to 841,996.80, 1,263,006.24 and 281,031.04 is: 421,550.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,996.80 : 1,263,006.24 = 281,031.04 : x
  2. Step 2: Convert to fraction form
    841,996.80/1,263,006.24 = 281,031.04/x
  3. Step 3: Cross multiply
    841,996.80x = 1,263,006.24 × 281,031.04
  4. Step 4: Simplify right side
    841,996.80x = 354,943,957,153.69
  5. Step 5: Solve for x
    x = 354,943,957,153.69/841,996.80
  6. Step 6: Final answer
    x = 421,550.24

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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.