Home / 328,447.42-492,452.35-118,058.02

Finding the Fourth Proportional to 328,447.42, 492,452.35 and 118,058.02

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Solution

The fourth proportional to 328,447.42, 492,452.35 and 118,058.02 is: 177,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,447.42 : 492,452.35 = 118,058.02 : x
  2. Step 2: Convert to fraction form
    328,447.42/492,452.35 = 118,058.02/x
  3. Step 3: Cross multiply
    328,447.42x = 492,452.35 × 118,058.02
  4. Step 4: Simplify right side
    328,447.42x = 58,137,949,385.35
  5. Step 5: Solve for x
    x = 58,137,949,385.35/328,447.42
  6. Step 6: Final answer
    x = 177,008.39

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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.