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Finding the Fourth Proportional to 552,419.84, 828,640.92 and 173,332.64

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Solution

The fourth proportional to 552,419.84, 828,640.92 and 173,332.64 is: 260,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,419.84 : 828,640.92 = 173,332.64 : x
  2. Step 2: Convert to fraction form
    552,419.84/828,640.92 = 173,332.64/x
  3. Step 3: Cross multiply
    552,419.84x = 828,640.92 × 173,332.64
  4. Step 4: Simplify right side
    552,419.84x = 143,630,518,275.63
  5. Step 5: Solve for x
    x = 143,630,518,275.63/552,419.84
  6. Step 6: Final answer
    x = 260,002.46

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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.