Home / 551,022.52-826,533.80-218,598.52

Finding the Fourth Proportional to 551,022.52, 826,533.80 and 218,598.52

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Solution

The fourth proportional to 551,022.52, 826,533.80 and 218,598.52 is: 327,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,022.52 : 826,533.80 = 218,598.52 : x
  2. Step 2: Convert to fraction form
    551,022.52/826,533.80 = 218,598.52/x
  3. Step 3: Cross multiply
    551,022.52x = 826,533.80 × 218,598.52
  4. Step 4: Simplify right side
    551,022.52x = 180,679,065,409.98
  5. Step 5: Solve for x
    x = 180,679,065,409.98/551,022.52
  6. Step 6: Final answer
    x = 327,897.79

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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.