Home / 585,839.36-877,899.30-330,169.66

Finding the Fourth Proportional to 585,839.36, 877,899.30 and 330,169.66

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Solution

The fourth proportional to 585,839.36, 877,899.30 and 330,169.66 is: 494,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,839.36 : 877,899.30 = 330,169.66 : x
  2. Step 2: Convert to fraction form
    585,839.36/877,899.30 = 330,169.66/x
  3. Step 3: Cross multiply
    585,839.36x = 877,899.30 × 330,169.66
  4. Step 4: Simplify right side
    585,839.36x = 289,855,712,025.91
  5. Step 5: Solve for x
    x = 289,855,712,025.91/585,839.36
  6. Step 6: Final answer
    x = 494,769.95

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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.