Home / 1,049,905.98-1,575,109.80-339,934.77

Finding the Fourth Proportional to 1,049,905.98, 1,575,109.80 and 339,934.77

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Solution

The fourth proportional to 1,049,905.98, 1,575,109.80 and 339,934.77 is: 509,983.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,905.98 : 1,575,109.80 = 339,934.77 : x
  2. Step 2: Convert to fraction form
    1,049,905.98/1,575,109.80 = 339,934.77/x
  3. Step 3: Cross multiply
    1,049,905.98x = 1,575,109.80 × 339,934.77
  4. Step 4: Simplify right side
    1,049,905.98x = 535,434,587,587.75
  5. Step 5: Solve for x
    x = 535,434,587,587.75/1,049,905.98
  6. Step 6: Final answer
    x = 509,983.37

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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.