Home / 1,030,469.39-1,545,770.25-272,291.48

Finding the Fourth Proportional to 1,030,469.39, 1,545,770.25 and 272,291.48

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Solution

The fourth proportional to 1,030,469.39, 1,545,770.25 and 272,291.48 is: 408,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,469.39 : 1,545,770.25 = 272,291.48 : x
  2. Step 2: Convert to fraction form
    1,030,469.39/1,545,770.25 = 272,291.48/x
  3. Step 3: Cross multiply
    1,030,469.39x = 1,545,770.25 × 272,291.48
  4. Step 4: Simplify right side
    1,030,469.39x = 420,900,069,112.47
  5. Step 5: Solve for x
    x = 420,900,069,112.47/1,030,469.39
  6. Step 6: Final answer
    x = 408,454.70

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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.