Home / 439,281.70-606,246.33-248,329.06

Finding the Fourth Proportional to 439,281.70, 606,246.33 and 248,329.06

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Solution

The fourth proportional to 439,281.70, 606,246.33 and 248,329.06 is: 342,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,281.70 : 606,246.33 = 248,329.06 : x
  2. Step 2: Convert to fraction form
    439,281.70/606,246.33 = 248,329.06/x
  3. Step 3: Cross multiply
    439,281.70x = 606,246.33 × 248,329.06
  4. Step 4: Simplify right side
    439,281.70x = 150,548,581,257.35
  5. Step 5: Solve for x
    x = 150,548,581,257.35/439,281.70
  6. Step 6: Final answer
    x = 342,715.35

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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.