Home / 906,645.60-1,359,579.60-457,192.80

Finding the Fourth Proportional to 906,645.60, 1,359,579.60 and 457,192.80

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Solution

The fourth proportional to 906,645.60, 1,359,579.60 and 457,192.80 is: 685,593.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,645.60 : 1,359,579.60 = 457,192.80 : x
  2. Step 2: Convert to fraction form
    906,645.60/1,359,579.60 = 457,192.80/x
  3. Step 3: Cross multiply
    906,645.60x = 1,359,579.60 × 457,192.80
  4. Step 4: Simplify right side
    906,645.60x = 621,590,004,146.88
  5. Step 5: Solve for x
    x = 621,590,004,146.88/906,645.60
  6. Step 6: Final answer
    x = 685,593.14

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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.