Home / 317,635.48-476,326.05-140,016.25

Finding the Fourth Proportional to 317,635.48, 476,326.05 and 140,016.25

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Solution

The fourth proportional to 317,635.48, 476,326.05 and 140,016.25 is: 209,968.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,635.48 : 476,326.05 = 140,016.25 : x
  2. Step 2: Convert to fraction form
    317,635.48/476,326.05 = 140,016.25/x
  3. Step 3: Cross multiply
    317,635.48x = 476,326.05 × 140,016.25
  4. Step 4: Simplify right side
    317,635.48x = 66,693,387,298.31
  5. Step 5: Solve for x
    x = 66,693,387,298.31/317,635.48
  6. Step 6: Final answer
    x = 209,968.32

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1.5x scale

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.