Home / 850,850.53-1,174,158.65-463,669.40

Finding the Fourth Proportional to 850,850.53, 1,174,158.65 and 463,669.40

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Solution

The fourth proportional to 850,850.53, 1,174,158.65 and 463,669.40 is: 639,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,850.53 : 1,174,158.65 = 463,669.40 : x
  2. Step 2: Convert to fraction form
    850,850.53/1,174,158.65 = 463,669.40/x
  3. Step 3: Cross multiply
    850,850.53x = 1,174,158.65 × 463,669.40
  4. Step 4: Simplify right side
    850,850.53x = 544,421,440,844.88
  5. Step 5: Solve for x
    x = 544,421,440,844.88/850,850.53
  6. Step 6: Final answer
    x = 639,855.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.