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Finding the Fourth Proportional to 357,100.96, 535,801.72 and 222,277.80

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Solution

The fourth proportional to 357,100.96, 535,801.72 and 222,277.80 is: 333,510.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,100.96 : 535,801.72 = 222,277.80 : x
  2. Step 2: Convert to fraction form
    357,100.96/535,801.72 = 222,277.80/x
  3. Step 3: Cross multiply
    357,100.96x = 535,801.72 × 222,277.80
  4. Step 4: Simplify right side
    357,100.96x = 119,096,827,557.82
  5. Step 5: Solve for x
    x = 119,096,827,557.82/357,100.96
  6. Step 6: Final answer
    x = 333,510.24

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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.