Home / 1,117,280.36-1,675,936.14-318,562.22

Finding the Fourth Proportional to 1,117,280.36, 1,675,936.14 and 318,562.22

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Solution

The fourth proportional to 1,117,280.36, 1,675,936.14 and 318,562.22 is: 477,847.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,280.36 : 1,675,936.14 = 318,562.22 : x
  2. Step 2: Convert to fraction form
    1,117,280.36/1,675,936.14 = 318,562.22/x
  3. Step 3: Cross multiply
    1,117,280.36x = 1,675,936.14 × 318,562.22
  4. Step 4: Simplify right side
    1,117,280.36x = 533,889,933,592.59
  5. Step 5: Solve for x
    x = 533,889,933,592.59/1,117,280.36
  6. Step 6: Final answer
    x = 477,847.77

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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.