Home / 436,983.88-655,866.54-223,897.16

Finding the Fourth Proportional to 436,983.88, 655,866.54 and 223,897.16

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Solution

The fourth proportional to 436,983.88, 655,866.54 and 223,897.16 is: 336,045.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,983.88 : 655,866.54 = 223,897.16 : x
  2. Step 2: Convert to fraction form
    436,983.88/655,866.54 = 223,897.16/x
  3. Step 3: Cross multiply
    436,983.88x = 655,866.54 × 223,897.16
  4. Step 4: Simplify right side
    436,983.88x = 146,846,655,645.03
  5. Step 5: Solve for x
    x = 146,846,655,645.03/436,983.88
  6. Step 6: Final answer
    x = 336,045.93

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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.