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Finding the Fourth Proportional to 559,982.96, 839,740.88 and 175,632.78

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Solution

The fourth proportional to 559,982.96, 839,740.88 and 175,632.78 is: 263,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,982.96 : 839,740.88 = 175,632.78 : x
  2. Step 2: Convert to fraction form
    559,982.96/839,740.88 = 175,632.78/x
  3. Step 3: Cross multiply
    559,982.96x = 839,740.88 × 175,632.78
  4. Step 4: Simplify right side
    559,982.96x = 147,486,026,894.32
  5. Step 5: Solve for x
    x = 147,486,026,894.32/559,982.96
  6. Step 6: Final answer
    x = 263,375.92

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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.