Home / 284,829.46-426,870.51-209,597.38

Finding the Fourth Proportional to 284,829.46, 426,870.51 and 209,597.38

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Solution

The fourth proportional to 284,829.46, 426,870.51 and 209,597.38 is: 314,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,829.46 : 426,870.51 = 209,597.38 : x
  2. Step 2: Convert to fraction form
    284,829.46/426,870.51 = 209,597.38/x
  3. Step 3: Cross multiply
    284,829.46x = 426,870.51 × 209,597.38
  4. Step 4: Simplify right side
    284,829.46x = 89,470,940,495.26
  5. Step 5: Solve for x
    x = 89,470,940,495.26/284,829.46
  6. Step 6: Final answer
    x = 314,121.09

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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.