Home / 835,347.26-1,252,819.98-385,636.34

Finding the Fourth Proportional to 835,347.26, 1,252,819.98 and 385,636.34

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Solution

The fourth proportional to 835,347.26, 1,252,819.98 and 385,636.34 is: 578,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,347.26 : 1,252,819.98 = 385,636.34 : x
  2. Step 2: Convert to fraction form
    835,347.26/1,252,819.98 = 385,636.34/x
  3. Step 3: Cross multiply
    835,347.26x = 1,252,819.98 × 385,636.34
  4. Step 4: Simplify right side
    835,347.26x = 483,132,914,898.12
  5. Step 5: Solve for x
    x = 483,132,914,898.12/835,347.26
  6. Step 6: Final answer
    x = 578,361.76

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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.