Home / 1,503,786.52-2,255,812.39-424,308.53

Finding the Fourth Proportional to 1,503,786.52, 2,255,812.39 and 424,308.53

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Solution

The fourth proportional to 1,503,786.52, 2,255,812.39 and 424,308.53 is: 636,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,786.52 : 2,255,812.39 = 424,308.53 : x
  2. Step 2: Convert to fraction form
    1,503,786.52/2,255,812.39 = 424,308.53/x
  3. Step 3: Cross multiply
    1,503,786.52x = 2,255,812.39 × 424,308.53
  4. Step 4: Simplify right side
    1,503,786.52x = 957,160,430,250.92
  5. Step 5: Solve for x
    x = 957,160,430,250.92/1,503,786.52
  6. Step 6: Final answer
    x = 636,500.21

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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.