Home / 654,338.12-902,977.07-363,946.64

Finding the Fourth Proportional to 654,338.12, 902,977.07 and 363,946.64

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Solution

The fourth proportional to 654,338.12, 902,977.07 and 363,946.64 is: 502,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,338.12 : 902,977.07 = 363,946.64 : x
  2. Step 2: Convert to fraction form
    654,338.12/902,977.07 = 363,946.64/x
  3. Step 3: Cross multiply
    654,338.12x = 902,977.07 × 363,946.64
  4. Step 4: Simplify right side
    654,338.12x = 328,635,464,288.93
  5. Step 5: Solve for x
    x = 328,635,464,288.93/654,338.12
  6. Step 6: Final answer
    x = 502,241.05

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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.