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Finding the Fourth Proportional to 560,608.58, 840,882.68 and 276,015.39

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Solution

The fourth proportional to 560,608.58, 840,882.68 and 276,015.39 is: 414,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,608.58 : 840,882.68 = 276,015.39 : x
  2. Step 2: Convert to fraction form
    560,608.58/840,882.68 = 276,015.39/x
  3. Step 3: Cross multiply
    560,608.58x = 840,882.68 × 276,015.39
  4. Step 4: Simplify right side
    560,608.58x = 232,096,560,864.45
  5. Step 5: Solve for x
    x = 232,096,560,864.45/560,608.58
  6. Step 6: Final answer
    x = 414,008.22

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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.