Home / 976,717.71-1,467,322.25-689,191.29

Finding the Fourth Proportional to 976,717.71, 1,467,322.25 and 689,191.29

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Solution

The fourth proportional to 976,717.71, 1,467,322.25 and 689,191.29 is: 1,035,371.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,717.71 : 1,467,322.25 = 689,191.29 : x
  2. Step 2: Convert to fraction form
    976,717.71/1,467,322.25 = 689,191.29/x
  3. Step 3: Cross multiply
    976,717.71x = 1,467,322.25 × 689,191.29
  4. Step 4: Simplify right side
    976,717.71x = 1,011,265,710,877.25
  5. Step 5: Solve for x
    x = 1,011,265,710,877.25/976,717.71
  6. Step 6: Final answer
    x = 1,035,371.53

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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.