Home / 892,084.24-1,230,145.69-529,438.04

Finding the Fourth Proportional to 892,084.24, 1,230,145.69 and 529,438.04

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Solution

The fourth proportional to 892,084.24, 1,230,145.69 and 529,438.04 is: 730,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,084.24 : 1,230,145.69 = 529,438.04 : x
  2. Step 2: Convert to fraction form
    892,084.24/1,230,145.69 = 529,438.04/x
  3. Step 3: Cross multiply
    892,084.24x = 1,230,145.69 × 529,438.04
  4. Step 4: Simplify right side
    892,084.24x = 651,285,916,877.32
  5. Step 5: Solve for x
    x = 651,285,916,877.32/892,084.24
  6. Step 6: Final answer
    x = 730,072.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.