Home / 976,946.64-1,465,974.20-415,922.64

Finding the Fourth Proportional to 976,946.64, 1,465,974.20 and 415,922.64

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Solution

The fourth proportional to 976,946.64, 1,465,974.20 and 415,922.64 is: 624,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,946.64 : 1,465,974.20 = 415,922.64 : x
  2. Step 2: Convert to fraction form
    976,946.64/1,465,974.20 = 415,922.64/x
  3. Step 3: Cross multiply
    976,946.64x = 1,465,974.20 × 415,922.64
  4. Step 4: Simplify right side
    976,946.64x = 609,731,859,435.89
  5. Step 5: Solve for x
    x = 609,731,859,435.89/976,946.64
  6. Step 6: Final answer
    x = 624,119.92

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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.