Home / 1,256,941.22-1,885,415.70-310,312.04

Finding the Fourth Proportional to 1,256,941.22, 1,885,415.70 and 310,312.04

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Solution

The fourth proportional to 1,256,941.22, 1,885,415.70 and 310,312.04 is: 465,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,941.22 : 1,885,415.70 = 310,312.04 : x
  2. Step 2: Convert to fraction form
    1,256,941.22/1,885,415.70 = 310,312.04/x
  3. Step 3: Cross multiply
    1,256,941.22x = 1,885,415.70 × 310,312.04
  4. Step 4: Simplify right side
    1,256,941.22x = 585,067,182,687.95
  5. Step 5: Solve for x
    x = 585,067,182,687.95/1,256,941.22
  6. Step 6: Final answer
    x = 465,469.01

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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.