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Finding the Fourth Proportional to 354,717.40, 532,076.10 and 333,722.20

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Solution

The fourth proportional to 354,717.40, 532,076.10 and 333,722.20 is: 500,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,717.40 : 532,076.10 = 333,722.20 : x
  2. Step 2: Convert to fraction form
    354,717.40/532,076.10 = 333,722.20/x
  3. Step 3: Cross multiply
    354,717.40x = 532,076.10 × 333,722.20
  4. Step 4: Simplify right side
    354,717.40x = 177,565,606,659.42
  5. Step 5: Solve for x
    x = 177,565,606,659.42/354,717.40
  6. Step 6: Final answer
    x = 500,583.30

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1.5x scale

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.