Home / 656,960.49-906,577.92-370,507.23

Finding the Fourth Proportional to 656,960.49, 906,577.92 and 370,507.23

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Solution

The fourth proportional to 656,960.49, 906,577.92 and 370,507.23 is: 511,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,960.49 : 906,577.92 = 370,507.23 : x
  2. Step 2: Convert to fraction form
    656,960.49/906,577.92 = 370,507.23/x
  3. Step 3: Cross multiply
    656,960.49x = 906,577.92 × 370,507.23
  4. Step 4: Simplify right side
    656,960.49x = 335,893,673,918.36
  5. Step 5: Solve for x
    x = 335,893,673,918.36/656,960.49
  6. Step 6: Final answer
    x = 511,284.44

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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.