Home / 228,284.10-340,776.41-200,290.50

Finding the Fourth Proportional to 228,284.10, 340,776.41 and 200,290.50

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Solution

The fourth proportional to 228,284.10, 340,776.41 and 200,290.50 is: 298,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,284.10 : 340,776.41 = 200,290.50 : x
  2. Step 2: Convert to fraction form
    228,284.10/340,776.41 = 200,290.50/x
  3. Step 3: Cross multiply
    228,284.10x = 340,776.41 × 200,290.50
  4. Step 4: Simplify right side
    228,284.10x = 68,254,276,545.65
  5. Step 5: Solve for x
    x = 68,254,276,545.65/228,284.10
  6. Step 6: Final answer
    x = 298,988.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.