Home / 790,638.75-1,090,997.75-446,453.82

Finding the Fourth Proportional to 790,638.75, 1,090,997.75 and 446,453.82

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Solution

The fourth proportional to 790,638.75, 1,090,997.75 and 446,453.82 is: 616,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,638.75 : 1,090,997.75 = 446,453.82 : x
  2. Step 2: Convert to fraction form
    790,638.75/1,090,997.75 = 446,453.82/x
  3. Step 3: Cross multiply
    790,638.75x = 1,090,997.75 × 446,453.82
  4. Step 4: Simplify right side
    790,638.75x = 487,080,114,215.04
  5. Step 5: Solve for x
    x = 487,080,114,215.04/790,638.75
  6. Step 6: Final answer
    x = 616,059.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.