Home / 373,729.60-560,261.10-137,017.12

Finding the Fourth Proportional to 373,729.60, 560,261.10 and 137,017.12

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Solution

The fourth proportional to 373,729.60, 560,261.10 and 137,017.12 is: 205,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,729.60 : 560,261.10 = 137,017.12 : x
  2. Step 2: Convert to fraction form
    373,729.60/560,261.10 = 137,017.12/x
  3. Step 3: Cross multiply
    373,729.60x = 560,261.10 × 137,017.12
  4. Step 4: Simplify right side
    373,729.60x = 76,765,362,370.03
  5. Step 5: Solve for x
    x = 76,765,362,370.03/373,729.60
  6. Step 6: Final answer
    x = 205,403.49

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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.