Home / 756,297.02-1,134,441.45-436,241.45

Finding the Fourth Proportional to 756,297.02, 1,134,441.45 and 436,241.45

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Solution

The fourth proportional to 756,297.02, 1,134,441.45 and 436,241.45 is: 654,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,297.02 : 1,134,441.45 = 436,241.45 : x
  2. Step 2: Convert to fraction form
    756,297.02/1,134,441.45 = 436,241.45/x
  3. Step 3: Cross multiply
    756,297.02x = 1,134,441.45 × 436,241.45
  4. Step 4: Simplify right side
    756,297.02x = 494,890,383,088.10
  5. Step 5: Solve for x
    x = 494,890,383,088.10/756,297.02
  6. Step 6: Final answer
    x = 654,359.82

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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.