Home / 903,540.76-1,355,606.34-650,614.12

Finding the Fourth Proportional to 903,540.76, 1,355,606.34 and 650,614.12

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Solution

The fourth proportional to 903,540.76, 1,355,606.34 and 650,614.12 is: 976,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,540.76 : 1,355,606.34 = 650,614.12 : x
  2. Step 2: Convert to fraction form
    903,540.76/1,355,606.34 = 650,614.12/x
  3. Step 3: Cross multiply
    903,540.76x = 1,355,606.34 × 650,614.12
  4. Step 4: Simplify right side
    903,540.76x = 881,976,625,965.52
  5. Step 5: Solve for x
    x = 881,976,625,965.52/903,540.76
  6. Step 6: Final answer
    x = 976,133.75

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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.