Home / 1,303,644.96-1,955,476.08-505,015.20

Finding the Fourth Proportional to 1,303,644.96, 1,955,476.08 and 505,015.20

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Solution

The fourth proportional to 1,303,644.96, 1,955,476.08 and 505,015.20 is: 757,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,644.96 : 1,955,476.08 = 505,015.20 : x
  2. Step 2: Convert to fraction form
    1,303,644.96/1,955,476.08 = 505,015.20/x
  3. Step 3: Cross multiply
    1,303,644.96x = 1,955,476.08 × 505,015.20
  4. Step 4: Simplify right side
    1,303,644.96x = 987,545,143,636.42
  5. Step 5: Solve for x
    x = 987,545,143,636.42/1,303,644.96
  6. Step 6: Final answer
    x = 757,526.15

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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.