Home / 439,584.28-606,590.17-245,981.98

Finding the Fourth Proportional to 439,584.28, 606,590.17 and 245,981.98

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Solution

The fourth proportional to 439,584.28, 606,590.17 and 245,981.98 is: 339,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,584.28 : 606,590.17 = 245,981.98 : x
  2. Step 2: Convert to fraction form
    439,584.28/606,590.17 = 245,981.98/x
  3. Step 3: Cross multiply
    439,584.28x = 606,590.17 × 245,981.98
  4. Step 4: Simplify right side
    439,584.28x = 149,210,251,208.42
  5. Step 5: Solve for x
    x = 149,210,251,208.42/439,584.28
  6. Step 6: Final answer
    x = 339,434.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.