Home / 467,927.58-645,740.51-253,067.64

Finding the Fourth Proportional to 467,927.58, 645,740.51 and 253,067.64

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Solution

The fourth proportional to 467,927.58, 645,740.51 and 253,067.64 is: 349,233.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,927.58 : 645,740.51 = 253,067.64 : x
  2. Step 2: Convert to fraction form
    467,927.58/645,740.51 = 253,067.64/x
  3. Step 3: Cross multiply
    467,927.58x = 645,740.51 × 253,067.64
  4. Step 4: Simplify right side
    467,927.58x = 163,416,026,863.52
  5. Step 5: Solve for x
    x = 163,416,026,863.52/467,927.58
  6. Step 6: Final answer
    x = 349,233.58

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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.