Home / 697,687.20-1,046,607.60-254,551.20

Finding the Fourth Proportional to 697,687.20, 1,046,607.60 and 254,551.20

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Solution

The fourth proportional to 697,687.20, 1,046,607.60 and 254,551.20 is: 381,854.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,687.20 : 1,046,607.60 = 254,551.20 : x
  2. Step 2: Convert to fraction form
    697,687.20/1,046,607.60 = 254,551.20/x
  3. Step 3: Cross multiply
    697,687.20x = 1,046,607.60 × 254,551.20
  4. Step 4: Simplify right side
    697,687.20x = 266,415,220,509.12
  5. Step 5: Solve for x
    x = 266,415,220,509.12/697,687.20
  6. Step 6: Final answer
    x = 381,854.82

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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.