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Finding the Fourth Proportional to 303,343.07, 418,650.48 and 174,281.27

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Solution

The fourth proportional to 303,343.07, 418,650.48 and 174,281.27 is: 240,529.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,343.07 : 418,650.48 = 174,281.27 : x
  2. Step 2: Convert to fraction form
    303,343.07/418,650.48 = 174,281.27/x
  3. Step 3: Cross multiply
    303,343.07x = 418,650.48 × 174,281.27
  4. Step 4: Simplify right side
    303,343.07x = 72,962,935,247.26
  5. Step 5: Solve for x
    x = 72,962,935,247.26/303,343.07
  6. Step 6: Final answer
    x = 240,529.43

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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.