Home / 976,912.30-1,465,368.45-603,664.30

Finding the Fourth Proportional to 976,912.30, 1,465,368.45 and 603,664.30

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Solution

The fourth proportional to 976,912.30, 1,465,368.45 and 603,664.30 is: 905,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,912.30 : 1,465,368.45 = 603,664.30 : x
  2. Step 2: Convert to fraction form
    976,912.30/1,465,368.45 = 603,664.30/x
  3. Step 3: Cross multiply
    976,912.30x = 1,465,368.45 × 603,664.30
  4. Step 4: Simplify right side
    976,912.30x = 884,590,619,611.34
  5. Step 5: Solve for x
    x = 884,590,619,611.34/976,912.30
  6. Step 6: Final answer
    x = 905,496.45

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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.