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Finding the Fourth Proportional to 202,064.60, 303,534.30 and 194,628.80

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Solution

The fourth proportional to 202,064.60, 303,534.30 and 194,628.80 is: 292,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,064.60 : 303,534.30 = 194,628.80 : x
  2. Step 2: Convert to fraction form
    202,064.60/303,534.30 = 194,628.80/x
  3. Step 3: Cross multiply
    202,064.60x = 303,534.30 × 194,628.80
  4. Step 4: Simplify right side
    202,064.60x = 59,076,516,567.84
  5. Step 5: Solve for x
    x = 59,076,516,567.84/202,064.60
  6. Step 6: Final answer
    x = 292,364.50

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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.