Home / 976,916.90-1,465,375.35-658,052.30

Finding the Fourth Proportional to 976,916.90, 1,465,375.35 and 658,052.30

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Solution

The fourth proportional to 976,916.90, 1,465,375.35 and 658,052.30 is: 987,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,916.90 : 1,465,375.35 = 658,052.30 : x
  2. Step 2: Convert to fraction form
    976,916.90/1,465,375.35 = 658,052.30/x
  3. Step 3: Cross multiply
    976,916.90x = 1,465,375.35 × 658,052.30
  4. Step 4: Simplify right side
    976,916.90x = 964,293,619,430.81
  5. Step 5: Solve for x
    x = 964,293,619,430.81/976,916.90
  6. Step 6: Final answer
    x = 987,078.45

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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.