Home / 348,580.20-522,092.70-269,437.80

Finding the Fourth Proportional to 348,580.20, 522,092.70 and 269,437.80

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Solution

The fourth proportional to 348,580.20, 522,092.70 and 269,437.80 is: 403,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,580.20 : 522,092.70 = 269,437.80 : x
  2. Step 2: Convert to fraction form
    348,580.20/522,092.70 = 269,437.80/x
  3. Step 3: Cross multiply
    348,580.20x = 522,092.70 × 269,437.80
  4. Step 4: Simplify right side
    348,580.20x = 140,671,508,484.06
  5. Step 5: Solve for x
    x = 140,671,508,484.06/348,580.20
  6. Step 6: Final answer
    x = 403,555.65

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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.