Home / 482,206.41-723,339.66-127,220.76

Finding the Fourth Proportional to 482,206.41, 723,339.66 and 127,220.76

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Solution

The fourth proportional to 482,206.41, 723,339.66 and 127,220.76 is: 190,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,206.41 : 723,339.66 = 127,220.76 : x
  2. Step 2: Convert to fraction form
    482,206.41/723,339.66 = 127,220.76/x
  3. Step 3: Cross multiply
    482,206.41x = 723,339.66 × 127,220.76
  4. Step 4: Simplify right side
    482,206.41x = 92,023,821,283.34
  5. Step 5: Solve for x
    x = 92,023,821,283.34/482,206.41
  6. Step 6: Final answer
    x = 190,839.07

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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.