Home / 295,510.10-443,265.15-82,277.60

Finding the Fourth Proportional to 295,510.10, 443,265.15 and 82,277.60

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Solution

The fourth proportional to 295,510.10, 443,265.15 and 82,277.60 is: 123,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,510.10 : 443,265.15 = 82,277.60 : x
  2. Step 2: Convert to fraction form
    295,510.10/443,265.15 = 82,277.60/x
  3. Step 3: Cross multiply
    295,510.10x = 443,265.15 × 82,277.60
  4. Step 4: Simplify right side
    295,510.10x = 36,470,792,705.64
  5. Step 5: Solve for x
    x = 36,470,792,705.64/295,510.10
  6. Step 6: Final answer
    x = 123,416.40

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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.