Home / 434,564.60-651,846.90-329,588.60

Finding the Fourth Proportional to 434,564.60, 651,846.90 and 329,588.60

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Solution

The fourth proportional to 434,564.60, 651,846.90 and 329,588.60 is: 494,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,564.60 : 651,846.90 = 329,588.60 : x
  2. Step 2: Convert to fraction form
    434,564.60/651,846.90 = 329,588.60/x
  3. Step 3: Cross multiply
    434,564.60x = 651,846.90 × 329,588.60
  4. Step 4: Simplify right side
    434,564.60x = 214,841,307,185.34
  5. Step 5: Solve for x
    x = 214,841,307,185.34/434,564.60
  6. Step 6: Final answer
    x = 494,382.90

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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.