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Finding the Fourth Proportional to 555,473, 833,351.58 and 161,489

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Solution

The fourth proportional to 555,473, 833,351.58 and 161,489 is: 242,274.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,473 : 833,351.58 = 161,489 : x
  2. Step 2: Convert to fraction form
    555,473/833,351.58 = 161,489/x
  3. Step 3: Cross multiply
    555,473x = 833,351.58 × 161,489
  4. Step 4: Simplify right side
    555,473x = 134,577,113,302.62
  5. Step 5: Solve for x
    x = 134,577,113,302.62/555,473
  6. Step 6: Final answer
    x = 242,274.81

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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.