Home / 697,171.46-1,043,118.20-413,014.55

Finding the Fourth Proportional to 697,171.46, 1,043,118.20 and 413,014.55

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Solution

The fourth proportional to 697,171.46, 1,043,118.20 and 413,014.55 is: 617,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,171.46 : 1,043,118.20 = 413,014.55 : x
  2. Step 2: Convert to fraction form
    697,171.46/1,043,118.20 = 413,014.55/x
  3. Step 3: Cross multiply
    697,171.46x = 1,043,118.20 × 413,014.55
  4. Step 4: Simplify right side
    697,171.46x = 430,822,989,786.76
  5. Step 5: Solve for x
    x = 430,822,989,786.76/697,171.46
  6. Step 6: Final answer
    x = 617,958.45

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1.5x scale

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.