Home / 1,261,817.28-1,892,998.08-363,252.96

Finding the Fourth Proportional to 1,261,817.28, 1,892,998.08 and 363,252.96

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Solution

The fourth proportional to 1,261,817.28, 1,892,998.08 and 363,252.96 is: 544,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,817.28 : 1,892,998.08 = 363,252.96 : x
  2. Step 2: Convert to fraction form
    1,261,817.28/1,892,998.08 = 363,252.96/x
  3. Step 3: Cross multiply
    1,261,817.28x = 1,892,998.08 × 363,252.96
  4. Step 4: Simplify right side
    1,261,817.28x = 687,637,155,834.32
  5. Step 5: Solve for x
    x = 687,637,155,834.32/1,261,817.28
  6. Step 6: Final answer
    x = 544,957.79

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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.