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Finding the Fourth Proportional to 552,417.84, 828,637.92 and 173,330.64

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Solution

The fourth proportional to 552,417.84, 828,637.92 and 173,330.64 is: 259,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,417.84 : 828,637.92 = 173,330.64 : x
  2. Step 2: Convert to fraction form
    552,417.84/828,637.92 = 173,330.64/x
  3. Step 3: Cross multiply
    552,417.84x = 828,637.92 × 173,330.64
  4. Step 4: Simplify right side
    552,417.84x = 143,628,341,001.87
  5. Step 5: Solve for x
    x = 143,628,341,001.87/552,417.84
  6. Step 6: Final answer
    x = 259,999.46

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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.