Home / 482,826-724,266.68-127,830.80

Finding the Fourth Proportional to 482,826, 724,266.68 and 127,830.80

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Solution

The fourth proportional to 482,826, 724,266.68 and 127,830.80 is: 191,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,826 : 724,266.68 = 127,830.80 : x
  2. Step 2: Convert to fraction form
    482,826/724,266.68 = 127,830.80/x
  3. Step 3: Cross multiply
    482,826x = 724,266.68 × 127,830.80
  4. Step 4: Simplify right side
    482,826x = 92,583,584,857.26
  5. Step 5: Solve for x
    x = 92,583,584,857.26/482,826
  6. Step 6: Final answer
    x = 191,753.52

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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.