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Finding the Fourth Proportional to 552,332.32, 828,580.49 and 173,284.21

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Solution

The fourth proportional to 552,332.32, 828,580.49 and 173,284.21 is: 259,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,332.32 : 828,580.49 = 173,284.21 : x
  2. Step 2: Convert to fraction form
    552,332.32/828,580.49 = 173,284.21/x
  3. Step 3: Cross multiply
    552,332.32x = 828,580.49 × 173,284.21
  4. Step 4: Simplify right side
    552,332.32x = 143,579,916,450.18
  5. Step 5: Solve for x
    x = 143,579,916,450.18/552,332.32
  6. Step 6: Final answer
    x = 259,952.05

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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.