Home / 694,223.76-1,042,299.40-357,505.16

Finding the Fourth Proportional to 694,223.76, 1,042,299.40 and 357,505.16

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Solution

The fourth proportional to 694,223.76, 1,042,299.40 and 357,505.16 is: 536,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,223.76 : 1,042,299.40 = 357,505.16 : x
  2. Step 2: Convert to fraction form
    694,223.76/1,042,299.40 = 357,505.16/x
  3. Step 3: Cross multiply
    694,223.76x = 1,042,299.40 × 357,505.16
  4. Step 4: Simplify right side
    694,223.76x = 372,627,413,764.90
  5. Step 5: Solve for x
    x = 372,627,413,764.90/694,223.76
  6. Step 6: Final answer
    x = 536,754.05

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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.