Home / 976,694.20-1,465,478.70-346,060.60

Finding the Fourth Proportional to 976,694.20, 1,465,478.70 and 346,060.60

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Solution

The fourth proportional to 976,694.20, 1,465,478.70 and 346,060.60 is: 519,245.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,694.20 : 1,465,478.70 = 346,060.60 : x
  2. Step 2: Convert to fraction form
    976,694.20/1,465,478.70 = 346,060.60/x
  3. Step 3: Cross multiply
    976,694.20x = 1,465,478.70 × 346,060.60
  4. Step 4: Simplify right side
    976,694.20x = 507,144,438,209.22
  5. Step 5: Solve for x
    x = 507,144,438,209.22/976,694.20
  6. Step 6: Final answer
    x = 519,245.88

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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.