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Finding the Fourth Proportional to 303,602.04, 455,425.02 and 116,613.54

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Solution

The fourth proportional to 303,602.04, 455,425.02 and 116,613.54 is: 174,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,602.04 : 455,425.02 = 116,613.54 : x
  2. Step 2: Convert to fraction form
    303,602.04/455,425.02 = 116,613.54/x
  3. Step 3: Cross multiply
    303,602.04x = 455,425.02 × 116,613.54
  4. Step 4: Simplify right side
    303,602.04x = 53,108,723,786.77
  5. Step 5: Solve for x
    x = 53,108,723,786.77/303,602.04
  6. Step 6: Final answer
    x = 174,928.74

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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.