Home / 434,564.90-651,847.35-275,132.60

Finding the Fourth Proportional to 434,564.90, 651,847.35 and 275,132.60

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Solution

The fourth proportional to 434,564.90, 651,847.35 and 275,132.60 is: 412,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,564.90 : 651,847.35 = 275,132.60 : x
  2. Step 2: Convert to fraction form
    434,564.90/651,847.35 = 275,132.60/x
  3. Step 3: Cross multiply
    434,564.90x = 651,847.35 × 275,132.60
  4. Step 4: Simplify right side
    434,564.90x = 179,344,456,208.61
  5. Step 5: Solve for x
    x = 179,344,456,208.61/434,564.90
  6. Step 6: Final answer
    x = 412,698.90

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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.