Home / 976,684.40-1,465,199.40-345,964.40

Finding the Fourth Proportional to 976,684.40, 1,465,199.40 and 345,964.40

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Solution

The fourth proportional to 976,684.40, 1,465,199.40 and 345,964.40 is: 519,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,684.40 : 1,465,199.40 = 345,964.40 : x
  2. Step 2: Convert to fraction form
    976,684.40/1,465,199.40 = 345,964.40/x
  3. Step 3: Cross multiply
    976,684.40x = 1,465,199.40 × 345,964.40
  4. Step 4: Simplify right side
    976,684.40x = 506,906,831,301.36
  5. Step 5: Solve for x
    x = 506,906,831,301.36/976,684.40
  6. Step 6: Final answer
    x = 519,007.81

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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.