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Finding the Fourth Proportional to 560,342.84, 840,519.98 and 160,982.60

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Solution

The fourth proportional to 560,342.84, 840,519.98 and 160,982.60 is: 241,475.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,342.84 : 840,519.98 = 160,982.60 : x
  2. Step 2: Convert to fraction form
    560,342.84/840,519.98 = 160,982.60/x
  3. Step 3: Cross multiply
    560,342.84x = 840,519.98 × 160,982.60
  4. Step 4: Simplify right side
    560,342.84x = 135,309,091,732.35
  5. Step 5: Solve for x
    x = 135,309,091,732.35/560,342.84
  6. Step 6: Final answer
    x = 241,475.54

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1.5x scale

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.