Home / 1,023,615.60-1,535,367.98-313,645.70

Finding the Fourth Proportional to 1,023,615.60, 1,535,367.98 and 313,645.70

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Solution

The fourth proportional to 1,023,615.60, 1,535,367.98 and 313,645.70 is: 470,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,615.60 : 1,535,367.98 = 313,645.70 : x
  2. Step 2: Convert to fraction form
    1,023,615.60/1,535,367.98 = 313,645.70/x
  3. Step 3: Cross multiply
    1,023,615.60x = 1,535,367.98 × 313,645.70
  4. Step 4: Simplify right side
    1,023,615.60x = 481,561,564,844.69
  5. Step 5: Solve for x
    x = 481,561,564,844.69/1,023,615.60
  6. Step 6: Final answer
    x = 470,451.57

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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.