Home / 697,797.20-1,044,276.60-417,515.60

Finding the Fourth Proportional to 697,797.20, 1,044,276.60 and 417,515.60

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Solution

The fourth proportional to 697,797.20, 1,044,276.60 and 417,515.60 is: 624,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,797.20 : 1,044,276.60 = 417,515.60 : x
  2. Step 2: Convert to fraction form
    697,797.20/1,044,276.60 = 417,515.60/x
  3. Step 3: Cross multiply
    697,797.20x = 1,044,276.60 × 417,515.60
  4. Step 4: Simplify right side
    697,797.20x = 436,001,771,214.96
  5. Step 5: Solve for x
    x = 436,001,771,214.96/697,797.20
  6. Step 6: Final answer
    x = 624,825.91

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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.