Home / 467,946.58-645,766.27-253,086.66

Finding the Fourth Proportional to 467,946.58, 645,766.27 and 253,086.66

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Solution

The fourth proportional to 467,946.58, 645,766.27 and 253,086.66 is: 349,259.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,946.58 : 645,766.27 = 253,086.66 : x
  2. Step 2: Convert to fraction form
    467,946.58/645,766.27 = 253,086.66/x
  3. Step 3: Cross multiply
    467,946.58x = 645,766.27 × 253,086.66
  4. Step 4: Simplify right side
    467,946.58x = 163,434,828,414.96
  5. Step 5: Solve for x
    x = 163,434,828,414.96/467,946.58
  6. Step 6: Final answer
    x = 349,259.59

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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.