Home / 885,575.54-1,328,362.50-379,809.92

Finding the Fourth Proportional to 885,575.54, 1,328,362.50 and 379,809.92

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Solution

The fourth proportional to 885,575.54, 1,328,362.50 and 379,809.92 is: 569,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,575.54 : 1,328,362.50 = 379,809.92 : x
  2. Step 2: Convert to fraction form
    885,575.54/1,328,362.50 = 379,809.92/x
  3. Step 3: Cross multiply
    885,575.54x = 1,328,362.50 × 379,809.92
  4. Step 4: Simplify right side
    885,575.54x = 504,525,254,856
  5. Step 5: Solve for x
    x = 504,525,254,856/885,575.54
  6. Step 6: Final answer
    x = 569,714.53

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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.