Home / 976,501.88-1,347,354.64-589,380.09

Finding the Fourth Proportional to 976,501.88, 1,347,354.64 and 589,380.09

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Solution

The fourth proportional to 976,501.88, 1,347,354.64 and 589,380.09 is: 813,212.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,501.88 : 1,347,354.64 = 589,380.09 : x
  2. Step 2: Convert to fraction form
    976,501.88/1,347,354.64 = 589,380.09/x
  3. Step 3: Cross multiply
    976,501.88x = 1,347,354.64 × 589,380.09
  4. Step 4: Simplify right side
    976,501.88x = 794,103,998,985.12
  5. Step 5: Solve for x
    x = 794,103,998,985.12/976,501.88
  6. Step 6: Final answer
    x = 813,212.98

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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.