Home / 651,272.80-898,729.84-364,788.32

Finding the Fourth Proportional to 651,272.80, 898,729.84 and 364,788.32

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Solution

The fourth proportional to 651,272.80, 898,729.84 and 364,788.32 is: 503,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,272.80 : 898,729.84 = 364,788.32 : x
  2. Step 2: Convert to fraction form
    651,272.80/898,729.84 = 364,788.32/x
  3. Step 3: Cross multiply
    651,272.80x = 898,729.84 × 364,788.32
  4. Step 4: Simplify right side
    651,272.80x = 327,846,148,467.47
  5. Step 5: Solve for x
    x = 327,846,148,467.47/651,272.80
  6. Step 6: Final answer
    x = 503,392.97

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1.5x scale

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.