Home / 384,403.15-576,659.75-118,186.02

Finding the Fourth Proportional to 384,403.15, 576,659.75 and 118,186.02

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Solution

The fourth proportional to 384,403.15, 576,659.75 and 118,186.02 is: 177,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,403.15 : 576,659.75 = 118,186.02 : x
  2. Step 2: Convert to fraction form
    384,403.15/576,659.75 = 118,186.02/x
  3. Step 3: Cross multiply
    384,403.15x = 576,659.75 × 118,186.02
  4. Step 4: Simplify right side
    384,403.15x = 68,153,118,158.86
  5. Step 5: Solve for x
    x = 68,153,118,158.86/384,403.15
  6. Step 6: Final answer
    x = 177,295.94

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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.