Home / 451,639.66-677,244.98-262,158.50

Finding the Fourth Proportional to 451,639.66, 677,244.98 and 262,158.50

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Solution

The fourth proportional to 451,639.66, 677,244.98 and 262,158.50 is: 393,113.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,639.66 : 677,244.98 = 262,158.50 : x
  2. Step 2: Convert to fraction form
    451,639.66/677,244.98 = 262,158.50/x
  3. Step 3: Cross multiply
    451,639.66x = 677,244.98 × 262,158.50
  4. Step 4: Simplify right side
    451,639.66x = 177,545,528,089.33
  5. Step 5: Solve for x
    x = 177,545,528,089.33/451,639.66
  6. Step 6: Final answer
    x = 393,113.24

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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.