Home / 976,511.58-1,463,017.77-345,022.62

Finding the Fourth Proportional to 976,511.58, 1,463,017.77 and 345,022.62

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Solution

The fourth proportional to 976,511.58, 1,463,017.77 and 345,022.62 is: 516,915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,511.58 : 1,463,017.77 = 345,022.62 : x
  2. Step 2: Convert to fraction form
    976,511.58/1,463,017.77 = 345,022.62/x
  3. Step 3: Cross multiply
    976,511.58x = 1,463,017.77 × 345,022.62
  4. Step 4: Simplify right side
    976,511.58x = 504,774,224,111.96
  5. Step 5: Solve for x
    x = 504,774,224,111.96/976,511.58
  6. Step 6: Final answer
    x = 516,915.76

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Double scale
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Similar ratio
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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.