Home / 462,213.40-693,320.10-262,456.60

Finding the Fourth Proportional to 462,213.40, 693,320.10 and 262,456.60

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Solution

The fourth proportional to 462,213.40, 693,320.10 and 262,456.60 is: 393,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,213.40 : 693,320.10 = 262,456.60 : x
  2. Step 2: Convert to fraction form
    462,213.40/693,320.10 = 262,456.60/x
  3. Step 3: Cross multiply
    462,213.40x = 693,320.10 × 262,456.60
  4. Step 4: Simplify right side
    462,213.40x = 181,966,436,157.66
  5. Step 5: Solve for x
    x = 181,966,436,157.66/462,213.40
  6. Step 6: Final answer
    x = 393,684.90

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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.