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Finding the Fourth Proportional to 326,552.04, 489,711.06 and 116,148.06

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Solution

The fourth proportional to 326,552.04, 489,711.06 and 116,148.06 is: 174,180.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,552.04 : 489,711.06 = 116,148.06 : x
  2. Step 2: Convert to fraction form
    326,552.04/489,711.06 = 116,148.06/x
  3. Step 3: Cross multiply
    326,552.04x = 489,711.06 × 116,148.06
  4. Step 4: Simplify right side
    326,552.04x = 56,878,989,579.54
  5. Step 5: Solve for x
    x = 56,878,989,579.54/326,552.04
  6. Step 6: Final answer
    x = 174,180.48

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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.