Home / 976,500.88-1,347,353.26-589,379.09

Finding the Fourth Proportional to 976,500.88, 1,347,353.26 and 589,379.09

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Solution

The fourth proportional to 976,500.88, 1,347,353.26 and 589,379.09 is: 813,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,500.88 : 1,347,353.26 = 589,379.09 : x
  2. Step 2: Convert to fraction form
    976,500.88/1,347,353.26 = 589,379.09/x
  3. Step 3: Cross multiply
    976,500.88x = 1,347,353.26 × 589,379.09
  4. Step 4: Simplify right side
    976,500.88x = 794,101,838,287.33
  5. Step 5: Solve for x
    x = 794,101,838,287.33/976,500.88
  6. Step 6: Final answer
    x = 813,211.60

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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.