Home / 976,736.76-1,465,160.52-302,913.90

Finding the Fourth Proportional to 976,736.76, 1,465,160.52 and 302,913.90

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Solution

The fourth proportional to 976,736.76, 1,465,160.52 and 302,913.90 is: 454,388.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,736.76 : 1,465,160.52 = 302,913.90 : x
  2. Step 2: Convert to fraction form
    976,736.76/1,465,160.52 = 302,913.90/x
  3. Step 3: Cross multiply
    976,736.76x = 1,465,160.52 × 302,913.90
  4. Step 4: Simplify right side
    976,736.76x = 443,817,487,239.23
  5. Step 5: Solve for x
    x = 443,817,487,239.23/976,736.76
  6. Step 6: Final answer
    x = 454,388.02

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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.