Home / 848,230.59-1,170,558.23-485,774.38

Finding the Fourth Proportional to 848,230.59, 1,170,558.23 and 485,774.38

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Solution

The fourth proportional to 848,230.59, 1,170,558.23 and 485,774.38 is: 670,368.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,230.59 : 1,170,558.23 = 485,774.38 : x
  2. Step 2: Convert to fraction form
    848,230.59/1,170,558.23 = 485,774.38/x
  3. Step 3: Cross multiply
    848,230.59x = 1,170,558.23 × 485,774.38
  4. Step 4: Simplify right side
    848,230.59x = 568,627,197,466.47
  5. Step 5: Solve for x
    x = 568,627,197,466.47/848,230.59
  6. Step 6: Final answer
    x = 670,368.65

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Double scale
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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.