Home / 568,549.20-852,823.80-302,828.70

Finding the Fourth Proportional to 568,549.20, 852,823.80 and 302,828.70

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Solution

The fourth proportional to 568,549.20, 852,823.80 and 302,828.70 is: 454,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,549.20 : 852,823.80 = 302,828.70 : x
  2. Step 2: Convert to fraction form
    568,549.20/852,823.80 = 302,828.70/x
  3. Step 3: Cross multiply
    568,549.20x = 852,823.80 × 302,828.70
  4. Step 4: Simplify right side
    568,549.20x = 258,259,522,683.06
  5. Step 5: Solve for x
    x = 258,259,522,683.06/568,549.20
  6. Step 6: Final answer
    x = 454,243.05

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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.