Home / 804,524.10-1,205,036.55-488,429.70

Finding the Fourth Proportional to 804,524.10, 1,205,036.55 and 488,429.70

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Solution

The fourth proportional to 804,524.10, 1,205,036.55 and 488,429.70 is: 731,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,524.10 : 1,205,036.55 = 488,429.70 : x
  2. Step 2: Convert to fraction form
    804,524.10/1,205,036.55 = 488,429.70/x
  3. Step 3: Cross multiply
    804,524.10x = 1,205,036.55 × 488,429.70
  4. Step 4: Simplify right side
    804,524.10x = 588,575,640,605.54
  5. Step 5: Solve for x
    x = 588,575,640,605.54/804,524.10
  6. Step 6: Final answer
    x = 731,582.36

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1.5x scale

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.