Home / 851,543.04-1,277,579.68-252,507.36

Finding the Fourth Proportional to 851,543.04, 1,277,579.68 and 252,507.36

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Solution

The fourth proportional to 851,543.04, 1,277,579.68 and 252,507.36 is: 378,839.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,543.04 : 1,277,579.68 = 252,507.36 : x
  2. Step 2: Convert to fraction form
    851,543.04/1,277,579.68 = 252,507.36/x
  3. Step 3: Cross multiply
    851,543.04x = 1,277,579.68 × 252,507.36
  4. Step 4: Simplify right side
    851,543.04x = 322,598,272,186.45
  5. Step 5: Solve for x
    x = 322,598,272,186.45/851,543.04
  6. Step 6: Final answer
    x = 378,839.66

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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.