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Finding the Fourth Proportional to 441,094.95, 661,728.58 and 141,552.50

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Solution

The fourth proportional to 441,094.95, 661,728.58 and 141,552.50 is: 212,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,094.95 : 661,728.58 = 141,552.50 : x
  2. Step 2: Convert to fraction form
    441,094.95/661,728.58 = 141,552.50/x
  3. Step 3: Cross multiply
    441,094.95x = 661,728.58 × 141,552.50
  4. Step 4: Simplify right side
    441,094.95x = 93,669,334,820.45
  5. Step 5: Solve for x
    x = 93,669,334,820.45/441,094.95
  6. Step 6: Final answer
    x = 212,356.40

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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.