Home / 436,927.01-655,455.10-223,815.48

Finding the Fourth Proportional to 436,927.01, 655,455.10 and 223,815.48

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Solution

The fourth proportional to 436,927.01, 655,455.10 and 223,815.48 is: 335,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,927.01 : 655,455.10 = 223,815.48 : x
  2. Step 2: Convert to fraction form
    436,927.01/655,455.10 = 223,815.48/x
  3. Step 3: Cross multiply
    436,927.01x = 655,455.10 × 223,815.48
  4. Step 4: Simplify right side
    436,927.01x = 146,700,997,824.95
  5. Step 5: Solve for x
    x = 146,700,997,824.95/436,927.01
  6. Step 6: Final answer
    x = 335,756.30

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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.