Home / 467,704.32-645,430.03-252,844.32

Finding the Fourth Proportional to 467,704.32, 645,430.03 and 252,844.32

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Solution

The fourth proportional to 467,704.32, 645,430.03 and 252,844.32 is: 348,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,704.32 : 645,430.03 = 252,844.32 : x
  2. Step 2: Convert to fraction form
    467,704.32/645,430.03 = 252,844.32/x
  3. Step 3: Cross multiply
    467,704.32x = 645,430.03 × 252,844.32
  4. Step 4: Simplify right side
    467,704.32x = 163,193,317,042.93
  5. Step 5: Solve for x
    x = 163,193,317,042.93/467,704.32
  6. Step 6: Final answer
    x = 348,924.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.