Home / 906,822.40-1,359,067.20-551,459.20

Finding the Fourth Proportional to 906,822.40, 1,359,067.20 and 551,459.20

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Solution

The fourth proportional to 906,822.40, 1,359,067.20 and 551,459.20 is: 826,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,822.40 : 1,359,067.20 = 551,459.20 : x
  2. Step 2: Convert to fraction form
    906,822.40/1,359,067.20 = 551,459.20/x
  3. Step 3: Cross multiply
    906,822.40x = 1,359,067.20 × 551,459.20
  4. Step 4: Simplify right side
    906,822.40x = 749,470,110,858.24
  5. Step 5: Solve for x
    x = 749,470,110,858.24/906,822.40
  6. Step 6: Final answer
    x = 826,479.49

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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.