Home / 976,696.20-1,465,481.70-346,062.60

Finding the Fourth Proportional to 976,696.20, 1,465,481.70 and 346,062.60

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Solution

The fourth proportional to 976,696.20, 1,465,481.70 and 346,062.60 is: 519,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,696.20 : 1,465,481.70 = 346,062.60 : x
  2. Step 2: Convert to fraction form
    976,696.20/1,465,481.70 = 346,062.60/x
  3. Step 3: Cross multiply
    976,696.20x = 1,465,481.70 × 346,062.60
  4. Step 4: Simplify right side
    976,696.20x = 507,148,407,354.42
  5. Step 5: Solve for x
    x = 507,148,407,354.42/976,696.20
  6. Step 6: Final answer
    x = 519,248.88

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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.