Home / 552,269.10-828,405.68-168,021.71

Finding the Fourth Proportional to 552,269.10, 828,405.68 and 168,021.71

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Solution

The fourth proportional to 552,269.10, 828,405.68 and 168,021.71 is: 252,033.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,269.10 : 828,405.68 = 168,021.71 : x
  2. Step 2: Convert to fraction form
    552,269.10/828,405.68 = 168,021.71/x
  3. Step 3: Cross multiply
    552,269.10x = 828,405.68 × 168,021.71
  4. Step 4: Simplify right side
    552,269.10x = 139,190,133,945.18
  5. Step 5: Solve for x
    x = 139,190,133,945.18/552,269.10
  6. Step 6: Final answer
    x = 252,033.17

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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.