Home / 1,557,028.20-2,335,615.20-492,153.60

Finding the Fourth Proportional to 1,557,028.20, 2,335,615.20 and 492,153.60

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Solution

The fourth proportional to 1,557,028.20, 2,335,615.20 and 492,153.60 is: 738,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,028.20 : 2,335,615.20 = 492,153.60 : x
  2. Step 2: Convert to fraction form
    1,557,028.20/2,335,615.20 = 492,153.60/x
  3. Step 3: Cross multiply
    1,557,028.20x = 2,335,615.20 × 492,153.60
  4. Step 4: Simplify right side
    1,557,028.20x = 1,149,481,428,894.72
  5. Step 5: Solve for x
    x = 1,149,481,428,894.72/1,557,028.20
  6. Step 6: Final answer
    x = 738,253.44

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Double scale
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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.