Home / 965,571.20-1,448,875.20-404,662.40

Finding the Fourth Proportional to 965,571.20, 1,448,875.20 and 404,662.40

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Solution

The fourth proportional to 965,571.20, 1,448,875.20 and 404,662.40 is: 607,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,571.20 : 1,448,875.20 = 404,662.40 : x
  2. Step 2: Convert to fraction form
    965,571.20/1,448,875.20 = 404,662.40/x
  3. Step 3: Cross multiply
    965,571.20x = 1,448,875.20 × 404,662.40
  4. Step 4: Simplify right side
    965,571.20x = 586,305,315,732.48
  5. Step 5: Solve for x
    x = 586,305,315,732.48/965,571.20
  6. Step 6: Final answer
    x = 607,210.86

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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.