Home / 318,335.25-439,365.05-182,460.29

Finding the Fourth Proportional to 318,335.25, 439,365.05 and 182,460.29

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Solution

The fourth proportional to 318,335.25, 439,365.05 and 182,460.29 is: 251,830.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,335.25 : 439,365.05 = 182,460.29 : x
  2. Step 2: Convert to fraction form
    318,335.25/439,365.05 = 182,460.29/x
  3. Step 3: Cross multiply
    318,335.25x = 439,365.05 × 182,460.29
  4. Step 4: Simplify right side
    318,335.25x = 80,166,672,698.19
  5. Step 5: Solve for x
    x = 80,166,672,698.19/318,335.25
  6. Step 6: Final answer
    x = 251,830.96

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1.5x scale

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.