Home / 702,989.96-1,053,774.81-276,824.84

Finding the Fourth Proportional to 702,989.96, 1,053,774.81 and 276,824.84

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Solution

The fourth proportional to 702,989.96, 1,053,774.81 and 276,824.84 is: 414,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,989.96 : 1,053,774.81 = 276,824.84 : x
  2. Step 2: Convert to fraction form
    702,989.96/1,053,774.81 = 276,824.84/x
  3. Step 3: Cross multiply
    702,989.96x = 1,053,774.81 × 276,824.84
  4. Step 4: Simplify right side
    702,989.96x = 291,711,037,905.41
  5. Step 5: Solve for x
    x = 291,711,037,905.41/702,989.96
  6. Step 6: Final answer
    x = 414,957.62

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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.