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Finding the Fourth Proportional to 395,038.80, 591,877.80 and 184,244.40

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Solution

The fourth proportional to 395,038.80, 591,877.80 and 184,244.40 is: 276,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,038.80 : 591,877.80 = 184,244.40 : x
  2. Step 2: Convert to fraction form
    395,038.80/591,877.80 = 184,244.40/x
  3. Step 3: Cross multiply
    395,038.80x = 591,877.80 × 184,244.40
  4. Step 4: Simplify right side
    395,038.80x = 109,050,170,134.32
  5. Step 5: Solve for x
    x = 109,050,170,134.32/395,038.80
  6. Step 6: Final answer
    x = 276,049.26

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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.