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Finding the Fourth Proportional to 559,154.56, 838,733.84 and 222,173.32

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Solution

The fourth proportional to 559,154.56, 838,733.84 and 222,173.32 is: 333,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,154.56 : 838,733.84 = 222,173.32 : x
  2. Step 2: Convert to fraction form
    559,154.56/838,733.84 = 222,173.32/x
  3. Step 3: Cross multiply
    559,154.56x = 838,733.84 × 222,173.32
  4. Step 4: Simplify right side
    559,154.56x = 186,344,281,829.15
  5. Step 5: Solve for x
    x = 186,344,281,829.15/559,154.56
  6. Step 6: Final answer
    x = 333,260.77

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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.