Home / 651,620.08-976,828.74-452,034.64

Finding the Fourth Proportional to 651,620.08, 976,828.74 and 452,034.64

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Solution

The fourth proportional to 651,620.08, 976,828.74 and 452,034.64 is: 677,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,620.08 : 976,828.74 = 452,034.64 : x
  2. Step 2: Convert to fraction form
    651,620.08/976,828.74 = 452,034.64/x
  3. Step 3: Cross multiply
    651,620.08x = 976,828.74 × 452,034.64
  4. Step 4: Simplify right side
    651,620.08x = 441,560,427,827.55
  5. Step 5: Solve for x
    x = 441,560,427,827.55/651,620.08
  6. Step 6: Final answer
    x = 677,634.78

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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.