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Finding the Fourth Proportional to 299,664.39, 413,544.95 and 178,875.74

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Solution

The fourth proportional to 299,664.39, 413,544.95 and 178,875.74 is: 246,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,664.39 : 413,544.95 = 178,875.74 : x
  2. Step 2: Convert to fraction form
    299,664.39/413,544.95 = 178,875.74/x
  3. Step 3: Cross multiply
    299,664.39x = 413,544.95 × 178,875.74
  4. Step 4: Simplify right side
    299,664.39x = 73,973,155,992.41
  5. Step 5: Solve for x
    x = 73,973,155,992.41/299,664.39
  6. Step 6: Final answer
    x = 246,853.35

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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.