Home / 804,897.77-1,110,736.53-442,321.52

Finding the Fourth Proportional to 804,897.77, 1,110,736.53 and 442,321.52

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Solution

The fourth proportional to 804,897.77, 1,110,736.53 and 442,321.52 is: 610,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,897.77 : 1,110,736.53 = 442,321.52 : x
  2. Step 2: Convert to fraction form
    804,897.77/1,110,736.53 = 442,321.52/x
  3. Step 3: Cross multiply
    804,897.77x = 1,110,736.53 × 442,321.52
  4. Step 4: Simplify right side
    804,897.77x = 491,302,664,715.44
  5. Step 5: Solve for x
    x = 491,302,664,715.44/804,897.77
  6. Step 6: Final answer
    x = 610,391.39

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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.