Home / 462,183.15-693,265.45-209,416.53

Finding the Fourth Proportional to 462,183.15, 693,265.45 and 209,416.53

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Solution

The fourth proportional to 462,183.15, 693,265.45 and 209,416.53 is: 314,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,183.15 : 693,265.45 = 209,416.53 : x
  2. Step 2: Convert to fraction form
    462,183.15/693,265.45 = 209,416.53/x
  3. Step 3: Cross multiply
    462,183.15x = 693,265.45 × 209,416.53
  4. Step 4: Simplify right side
    462,183.15x = 145,181,241,618.76
  5. Step 5: Solve for x
    x = 145,181,241,618.76/462,183.15
  6. Step 6: Final answer
    x = 314,120.58

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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.