Home / 657,056.22-906,736.32-370,575.42

Finding the Fourth Proportional to 657,056.22, 906,736.32 and 370,575.42

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Solution

The fourth proportional to 657,056.22, 906,736.32 and 370,575.42 is: 511,393.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,056.22 : 906,736.32 = 370,575.42 : x
  2. Step 2: Convert to fraction form
    657,056.22/906,736.32 = 370,575.42/x
  3. Step 3: Cross multiply
    657,056.22x = 906,736.32 × 370,575.42
  4. Step 4: Simplify right side
    657,056.22x = 336,014,192,613.25
  5. Step 5: Solve for x
    x = 336,014,192,613.25/657,056.22
  6. Step 6: Final answer
    x = 511,393.37

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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.