Home / 885,571.52-1,329,065.04-459,228.56

Finding the Fourth Proportional to 885,571.52, 1,329,065.04 and 459,228.56

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Solution

The fourth proportional to 885,571.52, 1,329,065.04 and 459,228.56 is: 689,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,571.52 : 1,329,065.04 = 459,228.56 : x
  2. Step 2: Convert to fraction form
    885,571.52/1,329,065.04 = 459,228.56/x
  3. Step 3: Cross multiply
    885,571.52x = 1,329,065.04 × 459,228.56
  4. Step 4: Simplify right side
    885,571.52x = 610,344,624,465.54
  5. Step 5: Solve for x
    x = 610,344,624,465.54/885,571.52
  6. Step 6: Final answer
    x = 689,209.86

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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.