Home / 1,043,905.17-1,565,858.61-285,752.91

Finding the Fourth Proportional to 1,043,905.17, 1,565,858.61 and 285,752.91

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Solution

The fourth proportional to 1,043,905.17, 1,565,858.61 and 285,752.91 is: 428,629.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,905.17 : 1,565,858.61 = 285,752.91 : x
  2. Step 2: Convert to fraction form
    1,043,905.17/1,565,858.61 = 285,752.91/x
  3. Step 3: Cross multiply
    1,043,905.17x = 1,565,858.61 × 285,752.91
  4. Step 4: Simplify right side
    1,043,905.17x = 447,448,654,456.06
  5. Step 5: Solve for x
    x = 447,448,654,456.06/1,043,905.17
  6. Step 6: Final answer
    x = 428,629.60

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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.