Home / 335,931.20-504,091.20-125,590.40

Finding the Fourth Proportional to 335,931.20, 504,091.20 and 125,590.40

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Solution

The fourth proportional to 335,931.20, 504,091.20 and 125,590.40 is: 188,458.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,931.20 : 504,091.20 = 125,590.40 : x
  2. Step 2: Convert to fraction form
    335,931.20/504,091.20 = 125,590.40/x
  3. Step 3: Cross multiply
    335,931.20x = 504,091.20 × 125,590.40
  4. Step 4: Simplify right side
    335,931.20x = 63,309,015,444.48
  5. Step 5: Solve for x
    x = 63,309,015,444.48/335,931.20
  6. Step 6: Final answer
    x = 188,458.28

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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.