Home / 657,086.03-906,724.23-370,676.51

Finding the Fourth Proportional to 657,086.03, 906,724.23 and 370,676.51

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Solution

The fourth proportional to 657,086.03, 906,724.23 and 370,676.51 is: 511,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,086.03 : 906,724.23 = 370,676.51 : x
  2. Step 2: Convert to fraction form
    657,086.03/906,724.23 = 370,676.51/x
  3. Step 3: Cross multiply
    657,086.03x = 906,724.23 × 370,676.51
  4. Step 4: Simplify right side
    657,086.03x = 336,101,373,108.84
  5. Step 5: Solve for x
    x = 336,101,373,108.84/657,086.03
  6. Step 6: Final answer
    x = 511,502.84

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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.