Home / 1,155,255.72-1,732,145.43-555,022.62

Finding the Fourth Proportional to 1,155,255.72, 1,732,145.43 and 555,022.62

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Solution

The fourth proportional to 1,155,255.72, 1,732,145.43 and 555,022.62 is: 832,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,255.72 : 1,732,145.43 = 555,022.62 : x
  2. Step 2: Convert to fraction form
    1,155,255.72/1,732,145.43 = 555,022.62/x
  3. Step 3: Cross multiply
    1,155,255.72x = 1,732,145.43 × 555,022.62
  4. Step 4: Simplify right side
    1,155,255.72x = 961,379,894,779.63
  5. Step 5: Solve for x
    x = 961,379,894,779.63/1,155,255.72
  6. Step 6: Final answer
    x = 832,179.30

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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.