Home / 1,023,086.40-1,534,744.80-313,108.80

Finding the Fourth Proportional to 1,023,086.40, 1,534,744.80 and 313,108.80

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Solution

The fourth proportional to 1,023,086.40, 1,534,744.80 and 313,108.80 is: 469,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,086.40 : 1,534,744.80 = 313,108.80 : x
  2. Step 2: Convert to fraction form
    1,023,086.40/1,534,744.80 = 313,108.80/x
  3. Step 3: Cross multiply
    1,023,086.40x = 1,534,744.80 × 313,108.80
  4. Step 4: Simplify right side
    1,023,086.40x = 480,542,102,634.24
  5. Step 5: Solve for x
    x = 480,542,102,634.24/1,023,086.40
  6. Step 6: Final answer
    x = 469,698.46

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1.5x scale

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.