Home / 907,949.20-1,361,923.80-346,910.80

Finding the Fourth Proportional to 907,949.20, 1,361,923.80 and 346,910.80

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Solution

The fourth proportional to 907,949.20, 1,361,923.80 and 346,910.80 is: 520,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,949.20 : 1,361,923.80 = 346,910.80 : x
  2. Step 2: Convert to fraction form
    907,949.20/1,361,923.80 = 346,910.80/x
  3. Step 3: Cross multiply
    907,949.20x = 1,361,923.80 × 346,910.80
  4. Step 4: Simplify right side
    907,949.20x = 472,466,074,997.04
  5. Step 5: Solve for x
    x = 472,466,074,997.04/907,949.20
  6. Step 6: Final answer
    x = 520,366.20

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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.