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Finding the Fourth Proportional to 559,327.52, 838,526.80 and 222,160.16

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Solution

The fourth proportional to 559,327.52, 838,526.80 and 222,160.16 is: 333,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,327.52 : 838,526.80 = 222,160.16 : x
  2. Step 2: Convert to fraction form
    559,327.52/838,526.80 = 222,160.16/x
  3. Step 3: Cross multiply
    559,327.52x = 838,526.80 × 222,160.16
  4. Step 4: Simplify right side
    559,327.52x = 186,287,248,052.29
  5. Step 5: Solve for x
    x = 186,287,248,052.29/559,327.52
  6. Step 6: Final answer
    x = 333,055.75

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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.