Home / 417,962.03-576,755.64-245,886.84

Finding the Fourth Proportional to 417,962.03, 576,755.64 and 245,886.84

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Solution

The fourth proportional to 417,962.03, 576,755.64 and 245,886.84 is: 339,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,962.03 : 576,755.64 = 245,886.84 : x
  2. Step 2: Convert to fraction form
    417,962.03/576,755.64 = 245,886.84/x
  3. Step 3: Cross multiply
    417,962.03x = 576,755.64 × 245,886.84
  4. Step 4: Simplify right side
    417,962.03x = 141,816,621,771.78
  5. Step 5: Solve for x
    x = 141,816,621,771.78/417,962.03
  6. Step 6: Final answer
    x = 339,305.04

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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.