Home / 482,815.76-724,220.75-262,599.44

Finding the Fourth Proportional to 482,815.76, 724,220.75 and 262,599.44

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Solution

The fourth proportional to 482,815.76, 724,220.75 and 262,599.44 is: 393,897.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,815.76 : 724,220.75 = 262,599.44 : x
  2. Step 2: Convert to fraction form
    482,815.76/724,220.75 = 262,599.44/x
  3. Step 3: Cross multiply
    482,815.76x = 724,220.75 × 262,599.44
  4. Step 4: Simplify right side
    482,815.76x = 190,179,960,421.78
  5. Step 5: Solve for x
    x = 190,179,960,421.78/482,815.76
  6. Step 6: Final answer
    x = 393,897.59

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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.